The sum 9 + 16+ 25+ 36+ ........+100 is equal to ?
426ri543:
It's a question of GP
Plz edit your answer.
It is not in g.p or a.p
It's in GP
See the progression , it increases by square of no like square of 3 than square of 4 like this
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it is in a pattern of adding squares of number like 9 is square of 3 then 16 square of 4
so if we continue 9+16+25+36+49+64+81+100= 380
so if we continue 9+16+25+36+49+64+81+100= 380
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