No category found.
- 0
- 1
- Undefined
- Any positive integer
- 0
- 1
- Undefined
- Any positive integer
- Linear equation
- Quadratic equation
- System of linear equations
- Polynomial equation
- f?1(x)=x
- f?1(x)=?x
- f?1(x)=1/x
- f?1(x)=0
- All real numbers
- All real numbers except 2
- x?=0
- 4?2x
- 2x?4
- x?2(4)
- 2(x?4)
- 4
- 8
- 16
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