Степень с целым показателем

Степень с целым показателем

2nd - 5th Grade

12 Qs

quiz-placeholder

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Степень с целым показателем

Степень с целым показателем

Assessment

Quiz

Mathematics

2nd - 5th Grade

Practice Problem

Medium

Created by

Светлана Шигаепова

Used 73+ times

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12 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • Ungraded

Вычислите:

 242^{-4}  

 16-16  

 116\frac{1}{16}  

 116-\frac{1}{16}  

 8-8  

2.

MULTIPLE SELECT QUESTION

1 min • Ungraded

Упростить выражение:

 (34а1b3)2\left(\frac{3}{4}а^{-1}b^{-3}\right)^2  

 34a2b6\frac{3}{4}a^{-2}b^{-6}  

 916a2b6\frac{9}{16}a^2b^6  

 34ab1\frac{3}{4}ab^{-1}  

 916a2b6\frac{9}{16}a^{-2}b^{-6}  

3.

MULTIPLE SELECT QUESTION

1 min • Ungraded

Упростите выражение:  (3a2b3)(2a1b)\left(3a^2b^{-3}\right)\left(2a^{-1}b\right)  

 3ab23ab^{-2}  

 6ab26ab^{-2}  

 6a2b36a^{-2}b^{-3}  

 6ab36ab^{-3}  

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Вычислите:  (113)2\left(-1\frac{1}{3}\right)^{-2}  

 916-\frac{9}{16}  

 916\frac{9}{16}  

 1191\frac{1}{9}  

 169\frac{16}{9}  

5.

MULTIPLE SELECT QUESTION

45 sec • Ungraded

Представьте выражение 27÷3427\div3^{-4}  в виде степени с основанием 3

 373^7  

 313^{-1}  

 373^{-7}  

 353^5  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Представьте число  1125\frac{1}{125}  в виде степени

 153\frac{1}{5^3}  

 53-5^3  

 153\frac{1}{-5^3}  

 535^{-3}  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Найдите значение выражения  67696^7\cdot6^{-9}  

 12961296  

 3636  

 136\frac{1}{36}  

 6636^{-63}  

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