Progressions/Sequences/Series (2003) Archives — O/A Level Solutions

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Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2003 | Oct-Nov | (P1-9709/01) | Q#3

Hits: 1210 Question a) A debt of $3726 is repaid by weekly payments which are in arithmetic progression. The first payment is $60 and the debt is fully repaid after 48 weeks. Find the third payment. b) Find the sum to infinity of the geometric progression whose first term is 6 and whose second term […]

Past Papers’ Solutions | Cambridge International Examinations (CIE) | AS & A level | Mathematics 9709 | Pure Mathematics 1 (P1-9709/01) | Year 2003 | May-Jun | (P1-9709/01) | Q#4

Hits: 605 Question In an arithmetic progression, the 1st term is −10, the 15th term is 11 and the last term is 41. Find the  sum of all the terms in the progression. Solution From the given information, we can compile following data for Arithmetic Progression (A.P) ; Expression for the sum of  number of terms in the Arithmetic […]