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Sum of n Terms

Question 1 0I...

Question

Question 10

In the following question, out of the four options, only one is correct. Write the correct answer:

The value of ${(\frac{- 2}{3})}^{4}$ is equal to:
(a) $\frac{16}{81}$
(b) $\frac{81}{16}$
(c) $\frac{- 16}{81}$
(d) $\frac{81}{- 16}$

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Solution

${(\frac{- 2}{3})}^{4} = (\frac{- 2}{3}) \times (\frac{- 2}{3}) \times (\frac{- 2}{3}) \times (\frac{- 2}{3}) = \frac{16}{81}$

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Similar questions

Question 4

In the following question, out of the four options, only one is correct. Write the correct answer:

The value fo $\frac{1}{4^{- 2}}$ is
(a) 16
(b) 8
(c) $\frac{1}{8}$
(d) $\frac{1}{8}$

Question 32

In the following question, out of the four options, only one is correct. Write the correct answer.

Cube of $- \frac{1}{2}$ is

(a) $\frac{1}{8}$

(b) $\frac{1}{16}$

(d) $- \frac{1}{16}$

Question 6

In the following question, out of the four options, only one is correct. Write the correct answer:

The value of ${(\frac{2}{5})}^{- 2}$ is
(a) $\frac{4}{5}$
(b) $\frac{4}{25}$
(c) $\frac{25}{4}$
(d) $\frac{5}{2}$

Question 9

In the following question, out of the four options, only one is correct. Write the correct answer:

The value of $(- 2)^{2 \times 3 - 1}$ is :
(a) 32
(b) 64
(c) -32
(d) -64

Question 6

In the following question, out of the four options, only one is correct. Write the correct answer:

The value of ${(\frac{2}{5})}^{- 2}$ is
(a) $\frac{4}{5}$
(b) $\frac{4}{25}$
(c) $\frac{25}{4}$
(d) $\frac{5}{2}$

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