let f : R R be defined as f(x)= cases - 4 3 x^3+2x^2+3x, & x0 3xe^x, & x 0 cases Then f is increasing...

Question

let f : R R be defined as f(x)= cases - 4 3 x^3+2x^2+3x, & x>0 3xe^x, & x 0 cases Then f is increasing function in the interval

Accepted Answer

(C)

JEE Main 2021 Mathematics question