Question

calcule as expressões:
$\sqrt{81 \div {3}^{2} } + ( {5}^{2 } - \sqrt{9 - 3)}$
​

Answer 1

Explicação passo-a-passo:

$\sqrt{81 \div {3}^{2} } + ( {5}^{2} - \sqrt{9 - 3} )$

$\sqrt{81 \div 9} + 25 - \sqrt{6}$

$\sqrt{9} + 25 - \sqrt{6}$

$3 + 25 - \sqrt{6}$

$28 - \sqrt{6}$