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8(i) Prove it. After that, you can derive the answer by substitution, followed by doing method of difference.
Date Posted:
4 years ago
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Examination Tips: If this kind of "Hence" qns comes out, you can use the equation found in the question and derive the answer as much as possible. In Math, every step counts. Try to get at least every mark from the question itself.
Date Posted:
4 years ago