What isf \circ f \circ f \circ f \circ f(0) equal to?

UPSC NDA II 2025 Mathematics Paper

Question Numbers: 89-90
For the following two (02) items:
Consider the function f(x)=‌

10x−10−x

10x+10−x

Question : 89 of 120

Marks: +1, -0

What isf∘f∘f∘f∘f(0) equal to?

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