Question 79

In the following question, state whether the given statements are true (T) or false (F).

The value of $\frac{1}{4^{- 2}} = 16$

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Solution

True:

Using law of exponents,
$a^{- m} = \frac{1}{a^{m}}$

$∴ \frac{1}{4^{- 2}} = 4^{2} = 4 \times 4 = 16$

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