sin^2 24-sn^2 6 find the vhalu
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April 06, 2015 [112 marks]
1a. Consider an infinite geometric sequence with and . [4 marks]
(i) Find .
(ii) Find the sum of the infinite sequence.
Markscheme
(i) correct approach (A1)
e.g. , listing terms
A1 N2
(ii) correct subst
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