Question

24.174 (1,2,6) помогите срочно

Answer 1

1. y’=6x^5+8x^3-8/x^3
2. y’=-3/2x^4-4/x^2
6. y’=(3x-1)’(x^2+1)-(3x-1)(x^2+1)’/(x^2+1)^2 = 3(x^2+1)-2x(3x-1)/(x^2+1)^2 = 3x^2+3-6x^2+2x/(x^2+1)^2 = -3x^2+2x+3/(x^2+1)^2