Question

Find value of k if x-2is factor of4x3+3x2-4x+k

Answer 1

k=36 if x -2 is a factor of g (x)then the remainder is zero by remainder theorem. therefore 4×3+3×2-4 (2)+k=0. 12+6×-8+k =0. 12-48+k=0. -36+k=0. k=36