Let f: R \\toR be a function satisfying f(x+y)=f(x)+2 y^{2}+k x y for all x, y \\in R . If f(1)=2 and f(2)=8, then f(x) is equal to

BITSAT 2018 Slot 2 Solved Paper

Section: Mathematics

Question : 129 of 150

Marks: +1, -0

Let f:R→R be a function satisfying f(x+y)=f(x)+2y2+kxy for all x,y∈R. If f(1)=2 and f(2)=8, then f(x) is equal to

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