Resposta :
5) a) 4² × 4³
4⁵
b) (7³ × 7⁴ × 7) ÷ (7² × 7²)
7⁸ ÷ 7⁴
7⁴
c) (4/3)³
4³/3³
64/27
d) (5/4)-²
(4/5)²
16/25
e) (5³ × 5⁴ × 5) ÷ (5² × 5²)
5⁸ ÷ 5⁴
5⁴
f) (2⁴ × 3²)²
(16 × 9)²
144²
5) a) 4² × 4³
4⁵
b) (7³ × 7⁴ × 7) ÷ (7² × 7²)
7⁸ ÷ 7⁴
7⁴
c) (4/3)³
4³/3³
64/27
d) (5/4)-²
(4/5)²
16/25
e) (5³ × 5⁴ × 5) ÷ (5² × 5²)
5⁸ ÷ 5⁴
5⁴
f) (2⁴ × 3²)²
(16 × 9)²
144²