TS EAMCET 5-Aug-2021 Shift 1 Question Paper

Section: Mathematics

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Question : 70 of 160

Marks: +1, -0

Let f(x) be differentiable function for all x∊R and f(x+y) = f(x)+f(y)−3xy. If

lim

h→0

f(h)

h

= 7, then f′(x) =

−3x+7
3x−7
3x+7
−7−3x

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