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1 Unit AS 1: Pure Mathematics

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Question 155

Let f(x)=x3+6x2+px+qf(x)=x^3+6x^2+px+qf(x)=x3+6x2+px+q, where f(4)=0f(4)=0f(4)=0 and f(−5)=36f(-5)=36f(−5)=36.

a.

Find p p\,p and qqq.

[3]
b.

Factorise f(x)f(x)f(x) completely.

[3]
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1 Unit AS 1: Pure Mathematics Questions

  1. A Level
  2. /Maths
  3. /1 Unit AS 1: Pure Mathematics

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