Question

Calcule :

${4}^{ - 2}$

${8}^{5} - ( - 5) ^{2} + 3^{1} + 4 ^{0} + 2 ^{ - 1}$

${4}^{3} \: elevado \: a \: 2$

$({4}^{3})^{2}$

$\frac{7 {}^{13} }{7 {}^{11} }$

${2}^{ - 4?} \times {2}^{5}$

socorro preciso pra Agoraaa ​

Answer 1

a) ${4}^{-2}$


b)