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TS EAMCET Engineering 13 May 2023 Shift 2 Solved Paper

Section: Mathematics

Question : 1

Total: 160

Which one of the following functions is a bijection?

f:ℝ−ℤ→[0,1] defined by f(x)=√x−[x]. (Here [x] represents the greatest integer function)
f:ℝ→(−∞,2) defined by f(x)=4x−x2−3
f:(5,∞)→ℝ−{0} defined by f(x)=‌
1
√x−5
f:[0,4]→[0,4] defined by f(x)=√16−x2

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