UPSC NDA Math Model Paper 5

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Comprehension:(Que No. 30 - 32)
Directions: For the next three (03) items that follow:Consider the function f(x)={

x2−5	x≤3
√x+13	x>3

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Question : 32 of 120

Marks: +1, -0

What is the differential coefficient of f(x) at x = 12?

5/2
5
1/5
1/10

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