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Functions question

2023 · 25 Jan · Shift 2 · Q24

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PYQ Library
JEE Main
Mathematics
Functions
2023 · 25 Jan · Shift 2 · Q24

Functions question

2023 · 25 Jan · Shift 2 · Q24

JEE MainMathematicsFunctionsMCQ+4 / −1

The number of functions

f:\{ 1,2,3,4\} \to \{ a \in Z|a| \le 8\}

satisfying

f(n) + {1 \over n}f(n + 1) = 1,\forall n \in \{ 1,2,3\}

is

A
2
B
3
C
1
D
4

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