Question

Найдите производную функции y=1/(x^2-7x+8)^2

Answer 1

$<var>y=\frac{1}{(x^2-7x+8)^2}</var>$

$<var>y`(x)=(\frac{1}{(x^2-7x+8)^2})`=-\frac{2*(-7+2x)}{(8-7x+x^2)^3}</var>$