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UPSC NDA 2 2019 Mathematics Solved Paper

Directions (Q. Nos. 79 and 80): Read the following information and answer the two items that follow:

Let

f(x)=x^2,g(x)=\tan x

and

h(x)=\log x.

[NDA II 2019]

Question : 80 of 120

Marks: +1, -0

Solution: 👈: Video Solution

[fo(fof)]x = [(x^2)^2]^2 = x^8

\Rightarrow [fo(fof)]^2 = (2)^8 = 256

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