ИГА пробный вариант

ИГА пробный вариант

9th Grade

19 Qs

quiz-placeholder

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ИГА пробный вариант

ИГА пробный вариант

Assessment

Quiz

Mathematics

9th Grade

Practice Problem

Hard

Created by

Юлия Владимировна

Used 7+ times

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19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Какое из чисел является иррациональным?

211\frac{2}{11}

- 3,48

4,828228222...

- 7,4(3)

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Вычислите 2 13+3 172\ \frac{1}{3}+3\ \frac{1}{7}  

 5 2105\ \frac{2}{10}  

 5 2215\ \frac{2}{21}  

 5 1215\ \frac{1}{21}  

 5 10215\ \frac{10}{21}  

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Упростите выражение: b10b3b2\frac{b^{10}}{b^3\cdot b^2}  


 b15b^{15}  

 b5b^5  

 b4b^4  

 b9b^9  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 39+163\sqrt{9}+\sqrt{16}  
Найдите значение выражения

- 15

15

13

- 13

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Вычислите

 2 tg π42cos π3+sin π22\ tg\ \frac{\pi}{4}-2\cos\ \frac{\pi}{3}+\sin\ \frac{\pi}{2}  


2

4

1

 333-\sqrt{3}  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Определите количество переменных, при которых дробь 9x7\frac{9-x}{7}  будет правильной.  x\in N  

9

7

6

8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Среди данных уравнений выберите квадратное уравнение

2x2x39=02x^2-x^3-9=0

7x213=07x^2-13=0

2x1=02x-1=0

x2x(x1)=0x^2-x\left(x-1\right)=0

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