Question

X cube + 4x - 3 by x+5

Answer 1

x³ - 3x² + 4x -11 divided by x+1

to find remainder put x = – 1

x³ - 3x² + 4x -11

= (– 1)³ – 3(– 1)² + 4(– 1) – 11

= – 1 – 3 – 4 – 11

= –19 remainder