defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Mathematics Relations and Functions Composition of Functions
If f : R → R defined by f(x) = x2 – 3x + 2, then f(f(x)) =
1
x4 + 6x3 + 10x2 + 3x
2
x4 – 6x3 – 13x2 + 3x
3
x4 – 6x3 + 10x2 – 3x
4
x4 + 6x3 – 13x2 + 3x