Question

[4+5•(3/2) la puterea 0] la puterea -2

Answer 1

Explicație pas cu pas:

${\Big[4 + 5 \cdot {\Big( \frac{3}{2} \Big)}^{0} \Big]}^{ - 2} = {\Big(4 + 5 \cdot 1 \Big)}^{ - 2} = \\ = {\Big(4 + 5\Big)}^{ - 2} = {\Big(9\Big)}^{ - 2} = \frac{1}{ {9}^{2} } = \frac{1}{81}$