Question

(0.2)^-2
${(0.2)}^{ - 2}$
​

Answer 1

Formula:

$x^{ - 2} = \frac{1}{ {x}^{2} }$

Solution:

$(0.2)^{ - 2} = \frac{1}{ {0.2}^{2} } \\ \\ = \frac{1}{0.2 \times 0.2} \\ \\ = \frac{1}{0.04}$

Hope it helps !