Question

Помогите пожалуйста Срочно

Answer 1

$1) = sqrt{5.76} = sqrt{ frac{144}{25} } = frac{12}{5}$
$2) = - 0.3 times 49 = - 14.7$
$3) = frac{1}{ sqrt{16} } = frac{1}{4}$
$4) = 5 {}^{2} times 2 {}^{3} = 25 times 8 = 200$