Question

quanto e 7²- 10 + ( 2³ -5) =​

Answer 1

Resposta:

$7 {}^{2} - 10 + (2 {}^{3} - 5) = \\ 49 - 10 + (8 - 5) = \\ 39 + (3) = \\ 42$

Answer 2

Resposta:

7²=7.7=49-10=39

2³=2.2.2=8-5=4

39+4=43