Hits: 453

# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2008 | Oct-Nov | (P1-9709/11) | Q#1

Hits: 453 Question Find the value of the coefficient of  in the expansion of Solution Expression for the general term in the Binomial expansion of  is: In the given case: Hence; Since we are looking for the term with  , we can  equate Finally substituting  in: Therefore the coefficient of  is . Please follow and like us: 0

# Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2008 | May-Jun | (P1-9709/01) | Q#3

Hits: 426 Question i.       Find the first three terms in the expansion, in ascending powers of , of in ascending powers of .    ii.       Hence find the coefficient of  in the expansion of . Solution i.   Expression for the Binomial expansion of  is: In the given case: Hence; ii.   To find the coefficient of  in the expansion […]