QCEVault

Integration techniques — Question 281

Original QCE Vault practice · 5 marks

Q281 · Practice questionTechnology-freeSimple familiar5 marks

QUESTION 281 (5 marks)

A calibration calculation requires
I=∫0π/4(tan⁡2x+sin⁡2(2x)) dx.I=\int_0^{\pi/4}\bigl(\tan^2x+\sin^2(2x)\bigr)\,dx.
a)
Rewrite both squared trigonometric terms using suitable identities.
[2 marks]
b)
Determine I exactly.
[3 marks]
Question linkSyllabus coverage

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