Question

найдите производную y=-3(8-x^4)^18

Answer 1

$y=-3(8-x^4)^{18} \ y' = - 3 times 18(8-x^4)^{17} times (8-x^4)' = \ = - 54(8-x^4)^{17} times (-4x^3) = \ = 216x^3(8-x^4)^{17}$