If
1 x x+1
f(x) = ────────────────────────────────
2x x(x – 1) x(x + 1)
3(x – 1)(x – 2) x(x + 1)(x – 1)
then what is f(-1) + f(0) + f(1) equal to?
Mathematics
2021
NDA Mathematics 2021
NDA 2021
Options
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