Question

calcule o valor das expressões

${2}^{3}.5 \times {3}^{2} =$
${70}^{0} + {0}^{70} - 1 =$
${3}^{4} - {2}^{4} \div 8 - 3 \times 4 =$
$3. {7}^{1} - 4. {5}^{0} =$
$5. {2}^{2} + 3 - 8 =$
${5}^{2} - 3. {2}^{2} - 1 =$

${5}^{2} + 3.2 - 4 =$
$16 \div 2 - 1 + {7}^{2}$

Answer 1

$a)360 \\ b)0 \\ c)20.5 \\ d)2.7 \\ e)22.04 \\ f)13.76 \\ g)24.2 \\ h)56$
Espero ter ajudado! Bons Estudos✌