IGCSE
EDEXCEL
Further Mathematics
8 Marks
QP-FurtherPureMath-201301-P1 · Question 4
Question (excerpt):
6 4 (a) Show that ( ) ( ) 3 4 2 3 5 1 r n n r − = − =∑ (3) (b) Hence, or otherwise, evaluate ( ) 3 4 11 50 r r − =∑ (2) Given that ( ) 3 4 186 1 r r n − = =∑ (c) find the value of n. (3) .............…
6 4 (a) Show that ( ) ( ) 3 4 2 3 5 1 r n n r − = − =∑ (3) (b) Hence, or otherwise, evaluate ( ) 3 4 11 50 r r − =∑ (2) Given that ( ) 3 4 186 1 r r n − = =∑ (c) find the value of n. (3) .............…
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