Свойства и графики функций y = k/x и y = x^3

Свойства и графики функций y = k/x и y = x^3

1st - 10th Grade

10 Qs

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Свойства и графики функций y = k/x и y = x^3

Свойства и графики функций y = k/x и y = x^3

Assessment

Quiz

Mathematics

1st - 10th Grade

Medium

Created by

Кристина Кривицкая

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Укажите функцию обратной пропорциональности

 y=x+3y=x+3  

 y=x2+5x7y=x^2+5x-7  

 y=1xy=\frac{1}{x}  

 y2xy-2\sqrt{x}  

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Дана функция  y=6xy=\frac{6}{x} . Найдите  f(1)f\left(-1\right)  .

 33  

 2-2  

 66  

 6-6  

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Укажите точку, принадлежащую функции   y=x3y=x^3  
 

 (2;8)\left(-2;-8\right)  

 (3;9)\left(3;9\right)  

 (4;64)\left(4;-64\right)  

 (1;0)\left(1;0\right)  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Укажите область определения функции y=8xy=-\frac{8}{x}  

 D(y)=(0;+)D\left(y\right)=\left(0;+\infty\right)  

 D(y)=(;0)(0;+)D\left(y\right)=\left(-\infty;0\right)\cup\left(0;+\infty\right)  

 D(y)=(;8)(8;+)D\left(y\right)=\left(-\infty;8\right)\cup\left(8;+\infty\right)   

 D(y)=(;+)D\left(y\right)=\left(-\infty;+\infty\right)  

5.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Укажите множество значений функции y=x3y=x^3  

 E(y)=(;+)E\left(y\right)=\left(-\infty;+\infty\right)  

 E(y)=(;0)(0;+)E\left(y\right)=\left(-\infty;0\right)\cup\left(0;+\infty\right)  

 E(y)=(;0)E\left(y\right)=\left(-\infty;0\right)  

 E(y)=(3;+)E\left(y\right)=\left(3;+\infty\right)  

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Найдите абсциссу точки пересечения графиков   y=x3y=x^3  и y=125y=125  

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

 График обратной пропорциональности проходит через точку  A(5,3)A\left(5,-3\right)  . Найдите коэффициент пропорциональности. 

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