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Functions · 2022 · 29 Jun · Shift 1

1 Mathematics questions from this JEE Main paper
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Functions · 2022 · 29 Jun · Shift 1

1 Mathematics questions from this JEE Main paper

  1. Q39.Let c, k ∈ R. If f(x)=(c+1)x2+(1−c2)x+2k and f(x+y)=f(x)+f(y)−xy, for all x, y ∈ R, then the value of ∣2(f(1)+f(2)+f(3)+......+f(20))∣ is equal to ​.
    Mathematics · Functions · Numerical