UPSC NDA 2 2021 Mathematics Solved Paper

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Question : 75 of 120

Marks: +1, -0

Let
f(x)={

1+‌

x

2k

‌

0<x<2

kx

‌

2≤x<4.

If

lim

x→2

f(x) exists, then what is the value of k ?

[NDA-II 2021]

-2
-1
0
1

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