Question

resolva as expressões

Answer 1

4²+2³.7

Vamos fazer 4.4= 16 2.2.2= 8

16+8.7 = 16+56 = 72

10³-8².2

10.10.10= 1000

-8.-8 = 64

1000+64.2 = 1000+128 = 1128

Answer 2

a)

4^2 + 2^3 * 7=>

16 + 8*7 =>

16 + 56=> 72

b)

10^3 - 8^2 * 2=>

1000 - 64*2=>

1000 - 128=>

872