All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions.

(i)

From MF15,

(ii)

Comparing coefficients,

Coefficient of

Back to 2015 A-level H2 Mathematics (9740) Paper 1 Suggested Solutions

### KS Comments:

Hopefully you didn’t copy the formula wrongly.

The next parts, just need to be really careful. It is quite a lot of variables to juggle around here. For the last part, dont forget the and

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