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1 Unit 1: Pure Mathematics A

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Question 129
a.

Solve the inequality x2+8x>20x^2 + 8x > 20x2+8x>20, giving your answer in set notation.

[3]
b.

Find the set of values for x x\,x which satisfy both of the inequalities x2+8x>20x^2 + 8x > 20x2+8x>20 and 18+3x<23+x18 + 3x < 23 + x18+3x<23+x Give your answer in set notation.

[3]
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1 Unit 1: Pure Mathematics A Questions

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

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