OCR MEI C2 2011 January — Question 5

Exam BoardOCR MEI
ModuleC2 (Core Mathematics 2)
Year2011
SessionJanuary
TopicGeometric Sequences and Series

5 The second term of a geometric sequence is 6 and the fifth term is - 48 .
Find the tenth term of the sequence.
Find also, in simplified form, an expression for the sum of the first \(n\) terms of this sequence.