10-08-2017
Mathematics

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Find the domain of f(x)= 1 / squareroot of 3-2x.

Respuesta :

10-08-2017

The restriction upon the domain is a result of having a rational function. In this case the part under the radical must be greater than zero.

3-2x>0

-2x>-3

x<3/2

x<1.5

So the domain is all real numbers less than 1.5, or it can be expressed as:

x=(-oo, 1.5) or

-oo<x<1.5

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