Question

(17+7elevado a 2 potência)+(42÷ raiz quadrada de 16)

Answer 1

( 17 + 7² ) + ( 42 ÷ √16 )
( 17 + 49 ) + ( 42 ÷ 4 )
66 + 10,5
76,5

Answer 2

$\mathtt{(17+7^2)+(42 \div \sqrt{16)} } \\ \mathtt{(17+49)+(42 \div 4)} } \\ \mathtt{66+ 10,5} } \\ \mathtt{76,5} \\ \\ \\ \boxed{\boxed{\mathtt{Resposta: 76,5}}}$