Question

find the remainder when x cube + 2 X square + 4 x + 3 is divided by the polynomial X - 1

Answer 1

x-1

x=1

Putting the value of x in polynomial

x^3+2x^2+4x+3

1^3+2×1^2+4×1+3

1+2+4+3

10

Therefore when x-1 is divided by x^3+2x^2+4x+3 leaves the remainder 10