Question

(FUVEST) Calcule $8^{ \frac{2}{3} }$ + $9^{0,5}$

Answer 1

Oi Segue o passo a passo

$8^{ \frac{2}{3} }+9^{0,5} \\ \\ (2^3)^{ \frac{2}{3} }+9^{ \frac{5}{10} } \\ \\ 2^{ \frac{6}{3} }+9^{ \frac{1}{2} } \\ \\ 2^2+ \sqrt{9} \\ \\ 4+3=7$

Answer 2

8^(2/3) + 9^(1/2) = ∛8² + √9 = ∛64 + √9 = 4 + 3 = 7