IB AA HL May 2026 P2 TZC Q6

IB AA HL May 2026 P2 TZC Q6

IB Year 6 | Grade 12
6 marks
IB May 2026 Examination

\(y=\sqrt{9\left(1-\frac{x^2}{4}\right)}\) for \(0\leq x\leq2\).

  1. Write down the value of \(a\).[1]
  2. The region \(R\) is bounded by the curve, the \(x\)-axis and the \(y\)-axis. \(R\) is rotated through \(360^\circ\) about the \(y\)-axis to form a solid.
    Find the volume of this solid.[5]

Solution:

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Answer:(a) \(a=3\) (b) \(8\pi\)

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