найдите производную a) y = 3x^2 * sinx b) y = (2x + 1)^5 c) y = 2/(1-x^3)
а) [m]y' = 6xsinx + 3x^2cosx = 3x(2sinx + xcosx) [/m] б) [m]y' = 5(2x+1)^4 * 2 = 10(2x+1)^4[/m] в) [m]y'=\frac{2(1-x^3)-2x(-3x^2)}{(1-x^3)^2}=\frac{4x^3+2}{(1-x^3)^2}[/m]