Edexcel Paper 2 Specimen — Question 9

Exam BoardEdexcel
ModulePaper 2 (Paper 2)
SessionSpecimen
TopicIndefinite & Definite Integrals
  1. Given that \(A\) is constant and
$$\int _ { 1 } ^ { 4 } ( 3 \sqrt { x } + A ) \mathrm { d } x = 2 A ^ { 2 }$$ show that there are exactly two possible values for \(A\).
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