Question

x+3x²-1 * x+1. plzz give the completed explain​

Answer 1

(x+1) (x+3x²-1)

x(x+3x²-1) +1(x+3x²-1)

x²+3x³-1x+3x²-1

x²+3x²+3x³-1x-1

4x²+3x³-1x-1