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A G.P. with first term a and ratio r is written a, ar, ar squared, and so on. Its third term is:
Aa plus twice r
BThree times a r
Ca times r cubed
Da times r squared
Answer & Solution
Correct answer: D. a times r squared
1. The second term is a times r.
2. Multiply by r again for the third.
3. So the third term is a times r squared.
_Source: NCERT Class 11 Mathematics, Chapter 8, Sequences and Series._
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