Question

product
(3x+4) and (7x^2 +2x+1)​

Answer 1

$(3x + 4)( {7x}^{2} + 2x + 1) \\ 3x( {7x}^{2} + 2x + 1) + 4( {7x}^{2} + 2x + 1) \\ 21 {x}^{3} + 6 {x}^{2} + 3x + 28 {x}^{2} + 8x + 4 \\ 21 {x}^{3} + 34 {x}^{2} + 11x + 4$