Farhan's answer to Noel's Junior College 2 H3 Maths Singapore question.
done
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The second part of the answer
Date Posted:
4 years ago
For this I don't get the transition from the second to the third line, can you explain why from n is changes back to x and how it became sin instead? Thanks!
And the ans was 3+(9/4)π
@noel regarding that part, I am not that sure. I just used integration formula
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