Question

Multiply the polynomials.

Answer 1

hipe it helps you...............

Answer 2

hipe it helps you...............

Answer 3

`\\ \sf\longmapsto( 7x {}^(2) + 9x + 7)(9x - 4) \\ \\ \sf\longmapsto {7x}^(2) (9x - 4) + 9x(9x - 4) + 7(9x - 4) \\ \\ \sf\longmapsto 63x {}^(3) - 28 {x}^(2) + {81x}^(2) - 36x + 63x - 28 \\ \\ \sf\longmapsto {63x}^(3) + 53 {x}^(2) + 27x - 28`

Option d is correct