Question

Expand and Simplify (2x+1)(x-2)(x+3)

Answer 1

$(2x + 1)(x - 2)(x + 3) \\ = (2x + 1)( {x }^{2} + x - 6) \\ ={2x}^{3} + 2 {x}^{2} -12x + {x}^{2} + x - 6 \\ = 2 {x}^{3} + 3 {x}^{2} - 11x - 6$
hope this would help you