Показательные уравнения и неравенства

Показательные уравнения и неравенства

10th - 11th Grade

8 Qs

quiz-placeholder

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Показательные уравнения и неравенства

Показательные уравнения и неравенства

Assessment

Quiz

Mathematics, Special Education

10th - 11th Grade

Easy

Created by

Katerina Kostina

Used 18+ times

FREE Resource

8 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Решите уравнение:  3^x\cdot5^x=15  

2.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Решите уравнение:  (73)x5=(19)x5\left(\frac{7}{3}\right)^{x-5}=\left(\frac{1}{9}\right)^{x-5}  

3.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Решите уравнение:  914x=1819^{1-4x}=\frac{1}{81}  

4.

FILL IN THE BLANK QUESTION

5 mins • 1 pt

Решите уравнение:  7x+137x=287^{x+1}-3\cdot7^x=28  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Решите неравенство:  625x16^{2-5x}\le1  

 (;25]\left(-\infty;\frac{2}{5}\right]  

 [25;+)\left[\frac{2}{5};+\infty\right)  

 [15;+)\left[\frac{1}{5};+\infty\right)  

 (;15]\left(-\infty;-\frac{1}{5}\right]  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Решите неравенство:  23+x>42x2^{3+x}>4^{2x}  

 (;1)\left(-\infty;1\right)  

 (1;+)\left(1;+\infty\right)  

 (1;+)\left(-1;+\infty\right)  

 (;3)\left(-\infty;3\right)  

7.

FILL IN THE BLANK QUESTION

5 mins • 2 pts

8.

FILL IN THE BLANK QUESTION

5 mins • 2 pts