annamcordova annamcordova
  • 03-11-2019
  • Mathematics
contestada

What is the domain and range of the function: f(x)= the square root of x

Respuesta :

vanelqui vanelqui
  • 05-11-2019

Answer:

Domain: x=(0,∞)

Range: f(x)=(-∞,∞)

Step-by-step explanation:

For the domain:

The square root of a number is defined in real numbers only for positive numbers.

For the range:

The square root of a number could be positive or negative with any restriction. For example, [tex]\sqrt{25}[/tex] could be 5 or -5.

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