Matematika

Namangan Elementary matematics course_1

muallif: Guloy1998 · 149 ta savol · 4 saqlash · 0 layk
QuizPilotda o'ynash
#1
Monoton o’suvchi funksiyani toping.
  1. f(x)= ctgx
  2. f(x)= 0,7x
  3. f(x)= −2x
  4. f(x)= 4x
Javobni ko'rish
f(x)= 4x
#2
Monoton o’suvchi funksiyani toping.
  1. f(x)=−8x
  2. f(x)= 5x
  3. f(x)= ctgx
  4. f(x)= 0,72x
Javobni ko'rish
f(x)= 5x
#3
Monoton o’suvchi funksiyani toping.
  1. f(x)= ctgx
  2. f(x)= 0,1x
  3. f(x)= 2x
  4. f(x)= −12x
Javobni ko'rish
f(x)= 2x
#4
Monoton kamayuvchi funksiyani toping.
  1. f(x)= 12x+ 8
  2. f(x)= 0,9x
  3. f(x)= 7x
  4. f(x)= tgx
Javobni ko'rish
f(x)= 12x+ 8
#5
Monoton kamayuvchi funksiyani toping.
  1. f(x)= 0,8x
  2. f(x)= tgx
  3. f(x)= 54x
  4. f(x)= 25x+ 8
Javobni ko'rish
f(x)= 0,8x
#6
f(x)= 4x funksiyaning grafigi koordinata tekisligining qaysi choraklaridan o’tadi.
  1. I chorak va II chorak
  2. I chorak va IV chorak
  3. I chorak va III chorak
  4. II chorak va III chorak
Javobni ko'rish
I chorak va III chorak
#7
f(x)= 12x funksiyaning grafigi koordinata tekisligining qaysi choraklaridan o’tadi.
  1. II chorak va III chorak
  2. I chorak va II chorak
  3. I chorak va III chorak
  4. I chorak va IV chorak
Javobni ko'rish
I chorak va III chorak
#8
f(x)= 7x funksiyaning grafigi koordinata tekisligining qaysi choraklaridan o’tadi.
  1. I chorak va III chorak
  2. II chorak va III chorak
  3. I chorak va II chorak
  4. II chorak va IV chorak
Javobni ko'rish
I chorak va III chorak
#9
f(x)= 0,2x funksiyaning grafigi koordinata tekisligining qaysi choraklaridan o’tadi.
  1. I chorak va III chorak
  2. II chorak va III chorak
  3. II chorak va IV chorak
  4. I chorak va II chorak
Javobni ko'rish
I chorak va III chorak
#10
Hisoblang log4 16 + log5 125.
  1. 4
  2. 7
  3. 5
  4. 10
Javobni ko'rish
5
#11
Hisoblang log3 27 + log7 343.
  1. 4
  2. 5
  3. 8
  4. 6
Javobni ko'rish
6
#12
Hisoblang log2 8 + log5 625.
  1. 5
  2. 12
  3. 9
  4. 7
Javobni ko'rish
7
#13
f(x)= log2 x funksiyaning grafigi koordinata tekisligini qaysi choragidan o’tadi ?
  1. II chorak va III chorak
  2. I chorak va III chorak
  3. I chorak va IV chorak
  4. II chorak va IV chorak
Javobni ko'rish
I chorak va IV chorak
#14
f(x)= log5 x funksiyaning grafigi koordinata tekisligini qaysi choragidan o’tadi ?
  1. II chorak va III chorak
  2. II chorak va IV chorak
  3. I chorak va III chorak
  4. I chorak va IV chorak
Javobni ko'rish
I chorak va IV chorak
#15
f(x)= log_{2\over5} x funksiyaning grafigi koordinata tekisligini qaysi choragidan o’tadi ?
  1. II chorak va III chorak
  2. I chorak va IV chorak
  3. II chorak va IV chorak
  4. I chorak va III chorak
Javobni ko'rish
II chorak va III chorak
#16
a= log2 7 va b= log2 5 sonlarni taqqoslang.
  1. a> b
  2. a= b
  3. a< b
  4. a+ 1 = b
Javobni ko'rish
a> b
#17
a= log2 712 va b= log2 715 sonlarni taqqoslang.
  1. a> b
  2. a+ 1 = b
  3. a= b
  4. a< b
Javobni ko'rish
a< b
#18
a= 0,817 va b= 0,811 sonlarni taqqoslang.
  1. a= b
  2. a−1 = b
  3. a< b
  4. a> b
Javobni ko'rish
a> b
#19
a= 5,86,7 va b= 7,36,7 sonlarni taqqoslang.
  1. a> b
  2. a = b
  3. a−1 = b
  4. a< b
Javobni ko'rish
a< b
#20
a= 8,97,7 va b= 8,99,7 sonlarni taqqoslang.
  1. a = b
  2. a > b
  3. a< b
  4. a−1 = b
Javobni ko'rish
a< b
#21
Tenglamani yechng. 5^{3x−1} = 25.
  1. 1
  2. 7
  3. 2
  4. 5
Javobni ko'rish
5
#22
Tenglamani yechng. 3^{5x−17} = 27.
  1. 8
  2. 4
  3. 2
  4. 5
Javobni ko'rish
2
#23
Tenglamani yechng. 6^{7x−11} = 216.
  1. 7
  2. 2
  3. 5
  4. 1
Javobni ko'rish
2
#24
Tenglamani yechng. 4^{4x−17} = 64.
  1. 7
  2. 5
  3. 2
  4. 8
Javobni ko'rish
2
#25
Tenglamani yechng. 8^{10x−27} = 512.
  1. 5
  2. 1
  3. 3
  4. 7
Javobni ko'rish
5
#26
Tengsizlikni yechng. 5^{3x−1} < 25.
  1. (1;+∞)
  2. (-∞;1)
  3. (2;5)
  4. (-∞;+∞)
Javobni ko'rish
(-∞;1)
#27
Tengsizlikni yechng. 7^{2x−1} < 343.
  1. (-∞;2)
  2. (1;2)
  3. (-∞;5)
  4. (1;+∞)
Javobni ko'rish
(-∞;2)
#28
Tengsizlikni yechng. 2^{2x−1} ≥ 128.
  1. (-∞;1)
  2. (1;7)
  3. [4;+∞)
  4. (-∞;5)
Javobni ko'rish
[4;+∞)
#29
Tengsizlikni yechng. 3^{7x−10} ≥ 81.
  1. (-∞;9)
  2. [2;+∞)
  3. (-∞;2)
  4. (5;8)
Javobni ko'rish
[2;+∞)
#30
Tengsizlikni yechng. 0,5^{4x−1} < 0,125.
  1. (4;+∞)
  2. (0;+∞)
  3. (8;9)
  4. (1;+∞)
Javobni ko'rish
(1;+∞)
#31
Tengsizlikni yechng. 0,2^{4x−18} < 0,04.
  1. (5;+∞)
  2. (7;13)
  3. (2;+∞)
  4. (-∞;0)
Javobni ko'rish
(2;+∞)
#32
Tengsizlikni yechng. 0,8^{3x−28} ≤0,64.
  1. (5;+∞)
  2. [10;+∞)
  3. (7;13)
  4. (-∞;0)
Javobni ko'rish
(-∞;0)
#33
Tenglamani yeching. log2(2x+4)= 3.
  1. 8
  2. 4
  3. 5
  4. 2
Javobni ko'rish
4
#34
Tenglamani yeching. log3(3x+6)= 2.
  1. 4
  2. 5
  3. 1
  4. 2
Javobni ko'rish
2
#35
Tenglamani yeching. log5(4x+25)= 3.
  1. 20
  2. 25
  3. 18
  4. 24
Javobni ko'rish
25
#36
Tenglamani yeching. log4(3x+7)= 2.
  1. 9
  2. 3
  3. 4
  4. 7
Javobni ko'rish
7
#37
Tenglamani yeching. log7(8x-7)=2.
  1. 5
  2. 8
  3. 4
  4. 7
Javobni ko'rish
5
#38
Tengsizlikni yeching. \( \log_3(2x-5) < 2 \)
  1. (2.5;7)
  2. (-∞;0)
  3. (3;+∞)
  4. (-∞;4)
Javobni ko'rish
(-∞;4)
#39
Tengsizlikni yeching. \( \log_2(3x-7) < 3 \)
  1. (2.1;7)
  2. (-∞;2)
  3. (7/3;5)
  4. (-∞;1)
Javobni ko'rish
(7/3;5)
#40
Tengsizlikni yeching. \( \log_4(5x-4) < 2 \)
  1. (2;7)
  2. (7/3;5)
  3. (-∞;3)
  4. (4/5;4)
Javobni ko'rish
(4/5;4)
#41
Tengsizlikni yeching. \( \log_3(2x-5) > 2 \)
  1. (-∞;2)
  2. (2;+∞)
  3. (7;+∞)
  4. (-∞;1)
Javobni ko'rish
(7;+∞)
#42
Tengsizlikni yeching. \( \log_4(2x-16) > 3 \)
  1. (40;52)
  2. (3;+∞)
  3. (15;21)
  4. (40;+∞)
Javobni ko'rish
(40;+∞)
#43
Tengsizlikni yeching. \( \log_{0.1}(21x-5) < -2 \)
  1. (-∞;2)
  2. (-∞;5)
  3. (5;+∞)
  4. (6;+∞)
Javobni ko'rish
(6;+∞)
#44
Tengsizlikni yeching. \( \log_{0.2}(3x-7) < -1 \)
  1. (-∞;1.8)
  2. (2.5;7.8)
  3. (-∞;6)
  4. (4;+∞)
Javobni ko'rish
(4;+∞)
#45
Tengsizlikni yeching. \( \log_{0.25}(5x-4) < -2 \)
  1. (0;2)
  2. (-∞;7)
  3. (4;+∞)
  4. (7/3;2)
Javobni ko'rish
(4;+∞)
#46
Tengsizlikni yeching. \( \log_{1/3}(2x-7) \ge -2 \)
  1. (-∞;1)
  2. (3.5;8)
  3. (3;+∞)
  4. (-∞;2)
Javobni ko'rish
(3;+∞)
#47
Tengsizlikni yeching. \( \log_{1/6}(2x-16) > -1 \)
  1. (17;20)
  2. (4;+∞)
  3. (8;11)
  4. (12;15)
Javobni ko'rish
(8;11)
#48
Tengsizlikni yeching. \( \log_3(5x-7) < \log_3(2x+5) \)
  1. (0;4)
  2. (7/5;4)
  3. (2;5)
  4. (1;2)
Javobni ko'rish
(7/5;4)
#49
Tengsizlikni yeching. \( \log_4(7x-9) < \log_4(5x+3) \)
  1. (2;5)
  2. (7;19/2)
  3. (1;4)
  4. (9/7;6)
Javobni ko'rish
(9/7;6)
#50
Tengsizlikni yeching. \( \log_9(13x-5) < \log_3(10x+46) \)
  1. (5/13;4)
  2. (0;4)
  3. (5/13;17)
  4. (2/7;3)
Javobni ko'rish
(5/13;17)
#51
Tengsizlikni yeching. \( \log_{0.3}(7x-13) > \log_{0.3}(2x+22) \)
  1. (-11;13/7)
  2. (2/5;8)
  3. (13/7;7)
  4. (2;5)
Javobni ko'rish
(13/7;7)
#52
Tengsizlikni yeching. \( \log_{0.7}(3x-7) < \log_{0.7}(x+3) \)
  1. (1;3)
  2. (5;+∞)
  3. (-3;5)
  4. (4;21/5)
Javobni ko'rish
(1;3)
#53
“Trigonometriya” so’zining ma’nosi to’g’ri berilgan javobni toping.
  1. kvadtartning tomonlari
  2. uchburchaklarni o’lchash
  3. ikkilik sanoq sistemasi.
  4. qadam
Javobni ko'rish
uchburchaklarni o’lchash
#54
Trigonometrik funksiyalar berilgan javobni toping.
  1. \( e^x, 1-3x \)
  2. \( x^2, 2^{1-x} \)
  3. \( \sin x, \cos x, g x, \ctg x \)
  4. \( \ln x, \lg x \)
Javobni ko'rish
\( \sin x, \cos x, g x, \ctg x \)
#55
\( \sin 45^\circ \) ning qiymatini toping.
  1. 0
  2. \( \frac{\sqrt{3}}{2} \)
  3. \( \frac{\sqrt{2}}{2} \)
  4. 1
Javobni ko'rish
\( \frac{\sqrt{2}}{2} \)
#56
\( \sin 120^\circ \) ning qiymatini toping.
  1. 1
  2. 0
  3. \( \frac{\sqrt{2}}{2} \)
  4. \( \frac{\sqrt{3}}{2} \)
Javobni ko'rish
\( \frac{\sqrt{3}}{2} \)
#57
\( \cos 45^\circ \) ning qiymatini toping.
  1. 0
  2. \( \frac{\sqrt{3}}{2} \)
  3. 1
  4. \( \frac{\sqrt{2}}{2} \)
Javobni ko'rish
\( \frac{\sqrt{2}}{2} \)
#58
\( \cos 135^\circ \) qiymatini toping.
  1. 1
  2. \( -\frac{\sqrt{2}}{2} \)
  3. \( \frac{\sqrt{3}}{2} \)
  4. 0
Javobni ko'rish
\( -\frac{\sqrt{2}}{2} \)
#59
\( g 30^\circ \) ning qiymatini toping.
  1. \( \frac{1}{\sqrt{3}} \)
  2. 0
  3. 1
  4. \( \sqrt{3} \)
Javobni ko'rish
\( \frac{1}{\sqrt{3}} \)
#60
\( g 120^\circ \) ning qiymatini toping.
  1. \( \frac{1}{\sqrt{3}} \)
  2. 1
  3. 0
  4. \( -\sqrt{3} \)
Javobni ko'rish
\( -\sqrt{3} \)
#61
\( \frac{\pi}{4} \) necha gradusga teng.
  1. 60°
  2. 45°
  3. 30°
  4. 90°
Javobni ko'rish
45°
#62
\( \frac{4\pi}{5} \) necha gradusga teng.
  1. 135°
  2. 120°
  3. 144°
  4. 80°
Javobni ko'rish
144°
#63
\( \frac{\pi}{5} \) necha gradusga teng.
  1. 36°
  2. 45°
  3. 60°
  4. 72°
Javobni ko'rish
36°
#64
\( \frac{3\pi}{4} \) necha gradusga teng.
  1. 145°
  2. 135°
  3. 90°
  4. 130°
Javobni ko'rish
135°
#65
\( \frac{\pi}{6} \) necha gradusga teng.
  1. 45°
  2. 30°
  3. 70°
  4. 50°
Javobni ko'rish
30°
#66
30° ni radian o’lchovga o’tkazing.
  1. \( \frac{\pi}{6} \)
  2. \( \frac{\pi}{4} \)
  3. \( \frac{\pi}{12} \)
  4. \( \frac{\pi}{5} \)
Javobni ko'rish
\( \frac{\pi}{6} \)
#67
60° ni radian o’lchovga o’tkazing.
  1. \( \frac{\pi}{8} \)
  2. \( \frac{\pi}{12} \)
  3. \( \frac{\pi}{3} \)
  4. \( \frac{\pi}{6} \)
Javobni ko'rish
\( \frac{\pi}{3} \)
#68
90° ni radian o’lchovga o’tkazing.
  1. \( \frac{\pi}{2} \)
  2. \( \frac{\pi}{4} \)
  3. \( \frac{\pi}{8} \)
  4. \( \frac{\pi}{3} \)
Javobni ko'rish
\( \frac{\pi}{2} \)
#69
120° ni radian o’lchovga o’tkazing.
  1. \( \frac{2\pi}{3} \)
  2. \( \frac{\pi}{18} \)
  3. \( \frac{\pi}{8} \)
  4. \( \frac{\pi}{6} \)
Javobni ko'rish
\( \frac{2\pi}{3} \)
#70
Hisoblang. \( \sin 90^\circ + \cos 60^\circ + \sin(-30^\circ) \)
  1. 1
  2. 2
  3. 0
  4. 3
Javobni ko'rish
1
#71
Hisoblang. \( \sin 30^\circ + \cos(-90^\circ) \)
  1. 3
  2. 5
  3. 2
  4. 1
Javobni ko'rish
5
#72
Hisoblang. \( \sin(-90^\circ) + \cos 90^\circ \)
  1. 3
  2. 1
  3. 0
  4. 2
Javobni ko'rish
1
#73
Hisoblang. \( \sin 0^\circ + g 45^\circ - \ctg 45^\circ \)
  1. 1
  2. 2
  3. 0
  4. 3
Javobni ko'rish
0
#74
Hisoblang. \( \sin 150^\circ + \cos 360^\circ \)
  1. 5
  2. 2
  3. 1
  4. 0
Javobni ko'rish
5
#75
Berilgan to’g’ri burchakli uchburchak uchun \( \sin \alpha \) ni toping:
  1. \( \frac{b}{c} \)
  2. \( \frac{b}{a} \)
  3. \( \frac{a}{b} \)
  4. \( \frac{a}{c} \)
Javobni ko'rish
\( \frac{a}{c} \)
#76
Berilgan to’g’ri burchakli uchburchak uchun \( \cos \alpha \) ni toping:
  1. \( \frac{b}{a} \)
  2. \( \frac{a}{b} \)
  3. \( \frac{b}{c} \)
  4. \( \frac{a}{c} \)
Javobni ko'rish
\( \frac{b}{c} \)
#77
Berilgan to’g’ri burchakli uchburchak uchun \( g \alpha \) ni toping:
  1. \( \frac{a}{c} \)
  2. \( \frac{b}{c} \)
  3. \( \frac{a}{b} \)
  4. \( \frac{b}{a} \)
Javobni ko'rish
\( \frac{b}{a} \)
#78
Berilgan trigonometrik ayniyatlardan qaysi biri to’g’ri?
  1. \( 1 + g^2 \alpha = \frac{1}{\cos^2 \alpha} \)
  2. \( \sin^2 \alpha = -3 \)
  3. \( 1 + g^2 \alpha = \frac{1}{\sin^2 \alpha} \)
  4. \( 1 - g^2 \alpha = \frac{1}{\cos^2 \alpha} \)
Javobni ko'rish
\( 1 + g^2 \alpha = \frac{1}{\cos^2 \alpha} \)
#79
Asosiy trigonometrik ayniyat berilgan javobni toping.
  1. \( \sin^2 \alpha + \cos^2 \alpha = 1 \)
  2. \( g \alpha \cdot \ctg \alpha = -1 \)
  3. \( 1 - g^2 \alpha = \frac{1}{\cos^2 \alpha} \)
  4. \( 1 + g^2 \alpha = \frac{1}{\sin^2 \alpha} \)
Javobni ko'rish
\( \sin^2 \alpha + \cos^2 \alpha = 1 \)
#80
Agar \(\sin\alpha = \frac{1}{2}\) va \(0^\circ < \alpha < 90^\circ\) bo'lsa, \(\cos\alpha\) ni toping.
  1. \(\frac{\sqrt{3}}{2}\)
  2. 0
  3. 1
  4. \(\frac{\sqrt{2}}{2}\)
Javobni ko'rish
\(\frac{\sqrt{3}}{2}\)
#81
Agar \(\sin\alpha = \frac{\sqrt{3}}{2}\) va \(0^\circ < \alpha < 90^\circ\) bo'lsa, \(\cos\alpha\) ni toping.
  1. 1
  2. \(\frac{\sqrt{2}}{2}\)
  3. 0
  4. \(\frac{1}{2}\)
Javobni ko'rish
\(\frac{1}{2}\)
#82
Agar \(\sin\alpha = -\frac{\sqrt{3}}{2}\) va \(180^\circ < \alpha < 270^\circ\) bo'lsa, \(\cos\alpha\) ni toping.
  1. 1
  2. \( \frac{1}{2} \)
  3. \(\frac{\sqrt{2}}{2}\)
  4. 0
Javobni ko'rish
\( \frac{1}{2} \)
#83
Agar \(\sin\alpha = -\frac{\sqrt{3}}{2}\) va \(180^\circ < \alpha < 270^\circ\) bo'lsa, \(\tan\alpha\) ni toping.
  1. \(\frac{\sqrt{2}}{2}\)
  2. \(\sqrt{3}\)
  3. \( \frac{1}{2} \)
  4. 1
Javobni ko'rish
\(\sqrt{3}\)
#84
\(\sin(\frac{\pi}{2}-\alpha)\) nimaga teng?
  1. \(\cos\alpha\)
  2. \(-\cos\alpha\)
  3. \(-\sin\alpha\)
  4. \(\tan\alpha\)
Javobni ko'rish
\(\cos\alpha\)
#85
\(\sin(\frac{3\pi}{2}-\alpha)\) nimaga teng?
  1. \(-\sin\alpha\)
  2. \(\tan\alpha\)
  3. \(\cos\alpha\)
  4. \(-\cos\alpha\)
Javobni ko'rish
\(-\sin\alpha\)
#86
\(\tan(2\pi-\alpha)\) nimaga teng?
  1. \(-\cos\alpha\)
  2. \(-\tan\alpha\)
  3. \(-\sin\alpha\)
  4. \(\cos\alpha\)
Javobni ko'rish
\(-\tan\alpha\)
#87
\(\cos(\frac{\pi}{2}-\alpha)\) nimaga teng?
  1. \(\sin\alpha\)
  2. \(-\sin\alpha\)
  3. \(-\cos\alpha\)
  4. \(\tan\alpha\)
Javobni ko'rish
\(\sin\alpha\)
#88
\(\tan(\frac{\pi}{2}+\alpha)\) nimaga teng?
  1. \(-\sin\alpha\)
  2. \(-\cot\alpha\)
  3. \(-\cos\alpha\)
  4. \(\cos\alpha\)
Javobni ko'rish
\(-\cot\alpha\)
#89
\(\cot(\frac{\pi}{2}-\alpha)\) nimaga teng?
  1. \(\tan\alpha\)
  2. \(\cos\alpha\)
  3. \(\cot\alpha\)
  4. \(-\sin\alpha\)
Javobni ko'rish
\(\cot\alpha\)
#90
\(\sin(\pi-\alpha)\) nimaga teng?
  1. \(\sin\alpha\)
  2. \(-\cos\alpha\)
  3. \(-\tan\alpha\)
  4. \(\cos\alpha\)
Javobni ko'rish
\(\sin\alpha\)
#91
\(\cos(\pi-\alpha)\) nimaga teng?
  1. \(\cos\alpha\)
  2. \(-\tan\alpha\)
  3. \(\sin\alpha\)
  4. \(-\cos\alpha\)
Javobni ko'rish
\(-\cos\alpha\)
#92
\(\tan(\pi+\alpha)\) nimaga teng?
  1. \(\tan\alpha\)
  2. \(\cos\alpha\)
  3. \(-\cot\alpha\)
  4. \(\sin\alpha\)
Javobni ko'rish
\(\tan\alpha\)
#93
\(\cot(\pi-\alpha)\) nimaga teng?
  1. \(\cos\alpha\)
  2. \(-\cos\alpha\)
  3. \(\sin\alpha\)
  4. \(-\cot\alpha\)
Javobni ko'rish
\(-\cot\alpha\)
#94
Agar \(\sin\alpha=0,5\); \(\cos\alpha=\frac{\sqrt{3}}{2}\) bo'lsa, \(\sin2\alpha\) ning qiymatini toping.
  1. \(\frac{1}{2}\)
  2. \(-\frac{\sqrt{2}}{2}\)
  3. \(\frac{\sqrt{3}}{2}\)
  4. 0
Javobni ko'rish
\(\frac{1}{2}\)
#95
Agar \(\sin\alpha=0,6\); \(\cos\alpha=0,8\) bo'lsa, \(\sin2\alpha\) ning qiymatini toping.
  1. 0,96
  2. \(-\frac{\sqrt{2}}{2}\)
  3. \(\frac{\sqrt{3}}{2}\)
  4. \(\frac{1}{2}\)
Javobni ko'rish
0,96
#96
\(\tan45^\circ\) ning qiymatini toping.
  1. 1
  2. 0
  3. mavjud emas
  4. 1
Javobni ko'rish
1
#97
\(\sin4\) ning ishorasini aniqlang.
  1. +
  2. -
  3. aniqlanmagan
  4. to'g'ri javob keltirilmagan.
Javobni ko'rish
-
#98
\(\cos149^\circ\) ning ishorasini aniqlang.
  1. aniqlanmagan
  2. +
  3. -
  4. to'g'ri javob keltirilmagan.
Javobni ko'rish
-
#99
\(\tan260^\circ\) ning ishorasini aniqlang.
  1. +
  2. -
  3. aniqlanmagan
  4. to'g'ri javob keltirilmagan.
Javobni ko'rish
-
#100
\(\cot300^\circ\) ning ishorasini aniqlang.
  1. to'g'ri javob keltirilmagan.
  2. aniqlanmagan
  3. -
  4. +
Javobni ko'rish
-
#101
Ifodani soddalashtiring. \(\sin^2 67^\circ + \cos^2 67^\circ + 7\)
  1. 7
  2. 8
  3. 2
  4. 6
Javobni ko'rish
8
#102
Ifodani soddalashtiring. \(\sin^2 129^\circ + \cos^2 129^\circ + 4\)
  1. 8
  2. 2
  3. 7
  4. 5
Javobni ko'rish
5
#103
Ifodani soddalashtiring. \(\sin^2 278^\circ + \cos^2 278^\circ + 9\)
  1. 8
  2. 7
  3. 2
  4. 10
Javobni ko'rish
10
#104
Ifodani soddalashtiring. \(\sin^2(5a)+\cos^2(5a)+\tan^2 a\)
  1. \(\frac{1}{\cos^2 a}\)
  2. \(\cos a\)
  3. \(\frac{1}{\sin^2 a}\)
  4. \(\sin a\)
Javobni ko'rish
\(\frac{1}{\cos^2 a}\)
#105
Ifodani soddalashtiring. \(\sin^2(18a)+\cos^2(18a)+\tan^2 a\)
  1. \(\frac{1}{\cos^2 a}\)
  2. \(\frac{1}{\sin^2 a}\)
  3. \(\sin a\)
  4. \(\cos a\)
Javobni ko'rish
\(\frac{1}{\cos^2 a}\)
#106
Ifodani soddalashtiring. \(\sin^2(64a)+\cos^2(64a)+\tan^2 a\)
  1. \(\frac{1}{\cos^2 a}\)
  2. \(\frac{1}{\sin^2 a}\)
  3. \(\cos a\)
  4. \(\sin a\)
Javobni ko'rish
\(\frac{1}{\cos^2 a}\)
#107
Ifodani soddalashtiring. \(\sin^2(81a)+\cos^2(81a)+\cot^2 a\)
  1. \(\frac{1}{\cos^2 a}\)
  2. \(\cos a\)
  3. \(\frac{1}{\sin^2 a}\)
  4. \(\sin a\)
Javobni ko'rish
\(\frac{1}{\sin^2 a}\)
#108
Ifodani soddalashtiring. \(\sin^2(46a)+\cos^2(46a)+\cot^2 a\)
  1. \(\cos a\)
  2. \(\frac{1}{\sin^2 a}\)
  3. \(\frac{1}{\cos^2 a}\)
  4. \(\sin a\)
Javobni ko'rish
\(\frac{1}{\sin^2 a}\)
#109
Ifodani soddalashtiring. \(\sin^2(79a)+\cos^2(79a)+\cot^2 a\)
  1. \(\frac{1}{\cos^2 a}\)
  2. \(\sin a\)
  3. \(\cos a\)
  4. \(\frac{1}{\sin^2 a}\)
Javobni ko'rish
\(\frac{1}{\sin^2 a}\)
#110
\(\sin(\alpha+\beta)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(\sin\alpha\cos\beta-\cos\alpha\sin\beta\)
  2. \(\sin\alpha+\sin\beta\)
  3. \(\sin\alpha\cos\alpha+\sin\beta\)
  4. \(\sin\alpha\cos\beta+\cos\alpha\sin\beta\)
Javobni ko'rish
\(\sin\alpha\cos\beta+\cos\alpha\sin\beta\)
#111
\(\sin(\alpha-\beta)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(\sin\alpha+\sin\beta\)
  2. \(\sin\alpha\cos\alpha+\sin\beta\)
  3. \(\sin\alpha\cos\beta-\cos\alpha\sin\beta\)
  4. \(\sin\alpha\cos\beta+\cos\alpha\sin\beta\)
Javobni ko'rish
\(\sin\alpha\cos\beta-\cos\alpha\sin\beta\)
#112
\(\cos(\alpha+\beta)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(\cos\alpha\cos\beta-\sin\alpha\sin\beta\)
  2. \(\sin\alpha\cos\beta+\cos\alpha\sin\beta\)
  3. \(\cos\alpha\cos\beta+\sin\alpha\sin\beta\)
  4. \(\sin\alpha\cos\beta-\cos\alpha\sin\beta\)
Javobni ko'rish
\(\cos\alpha\cos\beta-\sin\alpha\sin\beta\)
#113
\(\cos(\alpha-\beta)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(\sin\alpha\cos\beta-\cos\alpha\sin\beta\)
  2. \(\sin\alpha\cos\beta+\cos\alpha\sin\beta\)
  3. \(\cos\alpha\cos\beta-\sin\alpha\sin\beta\)
  4. \(\cos\alpha\cos\beta+\sin\alpha\sin\beta\)
Javobni ko'rish
\(\cos\alpha\cos\beta+\sin\alpha\sin\beta\)
#114
\(\sin(2a)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(2\sin a\)
  2. \(\cos a\)
  3. \(2\sin a\cos a\)
  4. \(\sin a+\cos a\)
Javobni ko'rish
\(2\sin a\cos a\)
#115
\(\cos(2a)\) ifoda quyidagilardan qaysi biriga teng.
  1. \(\cos^2 a-\sin^2 a\)
  2. \(\sin a-\cos a\)
  3. \(2\sin a\cos a\)
  4. \(2\cos a\)
Javobni ko'rish
\(\cos^2 a-\sin^2 a\)
#116
Ifodani soddalashtiring. \(\sin a+\sin(-a)\)
  1. \(2\sin a\)
  2. 0
  3. 1
  4. 2
Javobni ko'rish
0
#117
Ifodani soddalashtiring. \(\cos a+\cos(-a)\)
  1. \(2\cos a\)
  2. \(\sin a\)
  3. 2
  4. 0
Javobni ko'rish
\(2\cos a\)
#118
Ifodani soddalashtiring. \(\tan a+\tan(-a)\)
  1. \(2\cot a\)
  2. \(\tan a\)
  3. 2
  4. 0
Javobni ko'rish
0
#119
Ifodani soddalashtiring. \(\cot a+\cot(-a)+2\)
  1. 0
  2. 2
  3. \(2\cot a\)
  4. \(\tan a\)
Javobni ko'rish
2
#120
Ifodani soddalashtiring. \(\sin(5x)\cos(2x)+\cos(5x)\sin(2x)\)
  1. 1
  2. \(\sin7x\)
  3. \(\cos7x\)
  4. \(\sin3x\)
Javobni ko'rish
\(\sin7x\)
#121
Ifodani soddalashtiring. Sin(12x)cos(4x)+cos(12x)sin(4x)
  1. 1
  2. cos(16x)
  3. sin(16x)
  4. sin(8x)
Javobni ko'rish
sin(16x)
#122
Ifodani soddalashtiring. Cos(5x)cos(2x)+sin(5x)sin(2x)
  1. sin(3x)
  2. sin(7x)
  3. cos(7x)
  4. cos(3x)
Javobni ko'rish
cos(3x)
#123
Ifodani soddalashtiring. Cos(9x)cos(5x)+sin(9x)sin(5x)
  1. sin(8x)
  2. cos(4x)
  3. cos(14x)
  4. sin(4x)
Javobni ko'rish
cos(4x)
#124
Ifodani soddalashtiring. Sin(5x)cos(2x)-cos(5x)sin(2x)
  1. 1
  2. sin(3x)
  3. cos(7x)
  4. sin(7x)
Javobni ko'rish
sin(3x)
#125
Ifodani soddalashtiring. Sin(12x)cos(4x)-cos(12x)sin(4x)
  1. cos(16x)
  2. 1
  3. sin(16x)
  4. sin(8x)
Javobni ko'rish
sin(8x)
#126
Ifodani soddalashtiring. Cos(5x)cos(2x)-sin(5x)sin(2x)
  1. cos(7x)
  2. cos(3x)
  3. sin(3x)
  4. sin(7x)
Javobni ko'rish
cos(7x)
#127
Ifodani soddalashtiring. cos(9x)cos(5x)−sin(9x)sin(5x)
  1. sin(8x)
  2. sin(4x)
  3. cos(14x)
  4. cos(4x)
Javobni ko'rish
cos(14x)
#128
Ifodani soddalashtiring. Cos(10x)cos(7x)−sin(10x)sin(7x)
  1. sin(4x)
  2. cos(17x)
  3. cos(4x)
  4. sin(8x)
Javobni ko'rish
cos(17x)
#129
Ifodani soddalashtiring. Sin(5x)cos(2x)−cos(5x)sin(2x)
  1. sin(7x)
  2. cos(7x)
  3. 1
  4. sin(3x)
Javobni ko'rish
sin(3x)
#130
Hisoblang. 2sin15°cos15°
  1. 0,5
  2. 2
  3. 3
  4. 1
Javobni ko'rish
1
#131
Hisoblang. 2sin25°cos25°+sin(-50°)
  1. 1
  2. 3
  3. 0
  4. 2
Javobni ko'rish
0
#132
Hisoblang. 2sin22,5°cos22,5°
  1. 0,5
  2. 2
  3. 1
  4. √2/2
Javobni ko'rish
√2/2
#133
Hisoblang. 2sin30°cos30°
  1. 2
  2. √3/2
  3. 0,5
  4. √2/2
Javobni ko'rish
√3/2
#134
Hisoblang. cos²15° −sin²15°
  1. √3/2
  2. 0,5
  3. 2
  4. 1
Javobni ko'rish
√3/2
#135
Hisoblang. cos²30°-sin²30°
  1. 2
  2. 1
  3. 0,5
  4. √3/2
Javobni ko'rish
√3/2
#136
Hisoblang. 2𝑡𝑔15° / (1−𝑡𝑔²15°)
  1. √3
  2. 1/√3
  3. 2
  4. 1
Javobni ko'rish
√3
#137
Hisoblang. 2𝑡𝑔22,5° / (1−𝑡𝑔²22,5°)
  1. √3
  2. 1
  3. 2
  4. 1/√3
Javobni ko'rish
2
#138
Hisoblang. 2𝑡𝑔30° / (1−𝑡𝑔²30°)
  1. 1
  2. 1/√3
  3. 2
  4. √3
Javobni ko'rish
√3
#139
Berilgan shakldagi 𝛼 va 𝛽 burchaklar …. Deyiladi.
  1. o’tmas burchaklar
  2. o’tkir burchaklar
  3. vertikal burchaklar
  4. qo’shni burchaklar
Javobni ko'rish
vertikal burchaklar
#140
...burchaklar yig’indisi 180° ga teng.
  1. qo’shni
  2. o’tkir
  3. vertikal
  4. o’tmas
Javobni ko'rish
qo’shni
#141
Qo‘shni burchaklardan biri ikkinchisidan 16° katta. Shu qo‘shni burchaklarni toping.
  1. 16°, 164°
  2. 82°, 98°
  3. 80°, 96°
  4. 148°, 32°
Javobni ko'rish
82°, 98°
#142
Ikki to‘gri chiziq kesishishidan hosil bo‘lgan burchaklarning ayirmasi 40°ga teng. Kichik burchakni toping.
  1. 40°
  2. 60°
  3. 70°
  4. 50°
Javobni ko'rish
50°
#143
Ikki to‘g‘ri chiziqning kesishishidan hosil bo‘lgan qo‘shni burchaklar 5:7 nisbatda bo‘lsa, shu burchaklarni toping
  1. 42°, 138°
  2. 38°, 142°
  3. 75°, 105°
  4. 36°, 144°
Javobni ko'rish
75°, 105°
#144
Ikki qo‘shni burchakning ayirmasi 24°ga teng. Shu burchaklardan kichigini toping.
  1. 78°
  2. 76°
  3. 82°
  4. 68°
Javobni ko'rish
68°
#145
Soatning minut mili 12 minutda necha gradusga buriladi
  1. 90°
  2. 72°
  3. 15°
  4. 45°
Javobni ko'rish
72°
#146
Burchakni bissektrissasi uning tomoni bilan 22° tashkil qilsa, burchakning o‘zini toping.
  1. 44°
  2. 48°
  3. 45°
  4. 88°
Javobni ko'rish
44°
#147
Soatning minut mili 20 minutda necha gradusga buriladi.
  1. 120°
  2. 180°
  3. 150°
  4. 140°
Javobni ko'rish
120°
#148
Qo‘shni burchaklarning bissektrissalari orasidagi burchakni toping
  1. 90°
  2. 80°
  3. 180°
  4. 75°
Javobni ko'rish
90°
#149
Uchburchakning 5ga teng bo‘lgan balandligi uni perimetrlari 18 va 26 ga bo‘lgan ikkita uchburchakka ajratadi. Berilgan uchburchakning perimetrini toping
  1. 36
  2. 30
  3. 31
  4. 34
Javobni ko'rish
34
QuizPilotda o'ynash