Question

when a polynomial is divided by x - 5 the quotient is 3x^2 - 4 and the remainder is -10. find the polynomial

Answer 1

Answer:

$(x - 5) \times (3 {x}^{2} - 4) + ( - 10) \\ 3 {x}^{3 } - 15 {x}^{2} - 5x + 20 - 10 \\ 3 {x}^{3 } - 15 {x}^{2} - 5x + 10$