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माना a,b,c in R यदि f(x)=ax^(2)+bx+c ऐ...

माना `a,b,c` `in` `R` यदि `f(x)=ax^(2)+bx+c` ऐसा है कि `a+b+c=3` है तथा सभी `x,y` `in` `R` के लिए `f(x+y)=f(x)+f(y)+xy` है तो `sum_(n=1)^(10)f(n)` बराबर है: (A) `330` (B) `165` (C) `190` (D) `255`

A

330

B

165

C

190

D

255

लिखित उत्तर

Verified by Experts

The correct Answer is:
A
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