Question

2)Copie as sentenças e coloque parênteses
a)3² : 2³ +1 = 1
d) 3² x 3³- 4 x 5² = 143​

Answer 1

Ex

a)3² : 2³ +1 = 1

3² : ( 2³ + 1 ) =1

9 : ( 8 + 1 ) = 1

9 : 9 = 1 >>

1 =1 >>>>>>confere

d)

3² * 3³- 4 * 5² = 143​

( 9 *27 ) - ( 4 *25 ) = 143

243 - 100 = 143

143 = 143 >>>>>>confere