Question

Найдите значение выражения 5^2*2^—2

Answer 1

$\frac{25}{4}$

Answer 2

${5}^{2} \times {2}^{ - 2} = 25 \times \frac{1}{ {2}^{2} } = 25 \times \frac{1}{4} = \frac{25}{4} = 6.25$