Question

(15-7)²:2³
Решите плиз

Answer 1

$frac{{(15 - 7)}^{2} }{ {2}^{3} } = frac{ {8}^{2} }{ {2}^{3} } = frac{ {2}^{3 times 2} }{ {2}^{3} } = frac{ {2}^{6} }{ {2}^{3} } = {2}^{6 - 3} = {2}^{3} = 8$