A-Level
EDEXCEL
Mathematics & Further Mathematics (UK)
May 2012
QP-201205-Further Mathematics-UFP1-Local · Question 4
Question (excerpt):
8 4. (a) Use the standard results for r r 3 1 =∑ and r r =∑ 1 to show that 3 2 = + 13 ( ) + − ( ) r r n n 2n r n 2 1 6 3 1 4 + =∑ for all positive integers n. (5) (b) Hence find the exact value of r r…
8 4. (a) Use the standard results for r r 3 1 =∑ and r r =∑ 1 to show that 3 2 = + 13 ( ) + − ( ) r r n n 2n r n 2 1 6 3 1 4 + =∑ for all positive integers n. (5) (b) Hence find the exact value of r r…
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