TS ICET 2017 Question Paper with Solutions for online practice

Question : 115 of 200

Marks: +1, -0

It f(x) =

x^3

- 4x , g(x) =

x^2

- x - 2 for x ∊ R, then a value of k such that f(k) = g(k) is

Solution:

For

x=2

f(x)=2^3–4×2=0

g(x)=2^2–2–2=0

⇒f(2)=g(2)

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