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Kuiz 11

Authored by Sevil Ismayilova

Mathematics, Science

11th Grade

Used 5+ times

Kuiz 11
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25 questions

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1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Какое значение наибольшее для функции f(x),возрастающей на всей числовой оси?

f(16)

f(15)

f(1)

f(-15)

f(-14)

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Найдите область определений функции   у=8х2−9−3у=\frac{8}{\sqrt{х^2-9}}-3  

 [0;+∞)\left[0;+\infty\right)  

(-3;3)

[-3;3]

 (−∞;−3]∪(9;+∞)\left(-\infty;-3\right]\cup\left(9;+\infty\right)  

 (−∞;−3)∪(3;+∞)\left(-\infty;-3\right)\cup\left(3;+\infty\right)  

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Вычислите значение выражения  3cos⁡0°−2sin⁡270°+6tg360°3\cos0\degree-2\sin270\degree+6tg360\degree  

4

5

6

3

2

4.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Найдите сумму значений функции

 у={x2−4 , x≥0  ;−x , x<0}у=\left\{x^2-4\ ,\ x\ge0\ \ ;-x\ ,\ x<0\right\}  в точках х=-1;1

2

-4

4

0

-2

5.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Какая функция четная ?

y=х2⋅cos⁡xy=х^2\cdot\cos x

y=2x2−5xy=2x^2-5x

y=x+12x2y=\frac{x+1}{2x^2}

∣x∣⋅tgx\left|x\right|\cdot tgx

y=x2⋅xy=x^2\cdot\sqrt{x}

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Найдите множество значений функции  y=3−ctg⁡2xy=3-\operatorname{ctg}^2x  

 (−∞;+∞)\left(-\infty;+\infty\right)  

 [3;+∞]\left[3;+\infty\right]  

[-3;3]

 (−∞;3]\left(-\infty;3\right]  

 (−∞;0]\left(-\infty;0\right]  

7.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Найдите множество значений функции y=3sinx-4cosx.

[-3;4]

[-3;5]

[-5;5]

[-5;3]

[-7;7]

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