Find the remainder when 2×3 – 11×2 + 8x – 1 is divided by x…

Home » Past Questions » Mathematics » Jamb » 2012 » Find the remainder when 2×3 – 11×2 + 8x – 1 is divided by x…
Mathematics JAMB 2012

Find the remainder when 2x3 – 11x2 + 8x – 1 is divided by x + 3

  • -871
  • -781
  • -187
  • -178 checkmark

The correct answer is: D

Explanation

Hence f(x) = 2x3 - 11x2 + 8x - 1

f(-3) = 2(-3)3 - 11(-3)2 + 8(-3) - 1

= 2(-27) - 11(9) + 8(-3) - 1

= -54 - 99 - 24 - 1

= -178

There is an explanation video available .

Previous Question Next Question

Leave A Comment