A function whose range consists of just one element is called is?
- Onto function
- One-one function
- Constant function
- Identity function
Explanation
- A constant function is a function whose output value is always the same, regardless of the input. In other words, a function f(x) is constant if f(x) = k, where k is a constant.
- A function whose range consists of just one element is called a constant function because it maps every input to the same output value.
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