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Popular >

simplify 0.4^{-2}

Solution

simplify

0. 4^{- 2}

Solution

6.25

Solution steps

0. 4^{- 2}

Apply exponent rule:

a^{- b} = \frac{1}{a ^{b}}

0. 4^{- 2} = \frac{1}{0. 4 ^{2}}

= \frac{1}{0. 4 ^{2}}

0. 4^{2} = 0.16

= \frac{1}{0.16}

Divide the numbers:

\frac{1}{0.16} = 6.25

= 6.25

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Frequently Asked Questions (FAQ)

What is 0.4^{-2} ?
The solution to 0.4^{-2} is 6.25