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Popular >

domain of f(x)=4-2/x

Solution

domain

f (x) = 4 - \frac{2}{x}

Solution

x < 0 or x > 0

+1

Solution steps

Find undefined (singularity) points:

x = 0

The function domain

x < 0 or x > 0

Popular Examples

domain of f(x)= 1/(sqrt(2x-46))domain

f (x) = \frac{1}{2 x - 46}

inverse of f(x)=12x+7 inverse

f (x) = 12 x + 7

line (-2,-6),(3,14)line

(- 2, - 6), (3, 14)

symmetry y= 1/x symmetry

y = \frac{1}{x}

distance (-1,1.8),(1,-2.2)distance

(- 1, 1.8), (1, - 2.2)

Frequently Asked Questions (FAQ)

What is the domain of f(x)=4-2/x ?
The domain of f(x)=4-2/x is x<0\lor x>0