SEQUENCES AND SERIES NCERT QUESTION PLSSSSS HELP
Asked by emraldboy | 1st Nov, 2009, 02:32: PM
Expert Answer:
The nth term of a GP is given by,
an = arn-1
where a is the initial term and r is the common ratio.
p = a5 = ar4,
q = a8 = ar7,
s = a11 = ar10
q2 = (ar7)2 = a2r14 = (ar10)(ar4) = sp = ps.
Regards,
Team,
TopperLearning.
Answered by | 2nd Nov, 2009, 12:24: PM
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