Question

$7x^{6} -8x^{4}$me ajudem
8* ano

Answer 1

Explicação passo-a-passo:

x' = 0 v x'' = (8/7)½ v x''' = -(8/7)½

7x⁶ - 8x⁴ = 0

x⁴(7x² - 8) = 0

x⁴ = 0 v 7x² - 8 = 0

x' = 0 v 7x² = 8

x² = 8/7

x'' = (8/7)½ v x''' = -(8/7)½