Question

Найдите производную
....

Answer 1

1. 8x+2*cos(2x)-1/ln(5)x
2. Cos(3x)/x-3(ln(2)+ln(x))sin(3x)
3.-(5x^4+30x^2-6x)/(x^2-2)^2
4.cos(x^4-6x^3+11)(4x^3-18x^2)