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Subjects
Mathematics CBSE
Class 8
Exponents and Powers
Powers

4. Negative decimal number with negative power

Exercise condition:

4 m.

Find the value of the following:

i)

{-2}^{- 2}

$\frac{1}{- 4}$
$\frac{1}{4}$
$\frac{1}{-4}$
$-4$
$\frac{1}{-4}$

ii)

{-15}^{- 2}

$- 225$
$\frac{1}{225}$
$\frac{1}{-4}$
$\frac{1}{- 225}$
$-4$

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