Question

calcule o valor das expressões​

Answer 1

Explicação:

.

$7 {}^{2} - 4$

$49 - 4$

$45$

.

${2}^{3} \times 10$

$8 \times 10$

$80$

.

$5 {}^{2} - 6$

$25 - 6$

$19$

.

$4 {}^{2} + 7 {}^{0}$

$16 + 1$

$17$

.

${5}^{0} + {5}^{3}$

$1 + 125$

$126$

.

$2 {}^{3} + {2}^{4}$

$8 + 16$

$24$

.

$10 {}^{3} \div 10 {}^{2}$

$10 {}^{3 - 2}$

$10 {}^{1}$

$10$

.

$80 {}^{1} + 1 {}^{80}$

$80 + 1$

$81$

.

$5 {}^{2} - 3 {}^{2}$

$25 - 9$

$16$

.

${1}^{80} + 0 {}^{70}$

$1 + 0$

$1$