SOLUTION: Find the domain of the function f(x)= 2x/x^2-4 Need this explained step by step line by line

SOLUTION: Find the domain of the function f(x)= 2x/x^2-4 Need this explained step by step line by line

Algebra.Com

Question 1139251: Find the domain of the function
f(x)= 2x/x^2-4
Need this explained step by step line by line
Answer by josgarithmetic(39628) (Show Source): You can put this solution on YOUR website!
Not much sense writing a function that way. Meaning would be better shown as f(x)=2x/(x^2-4)

DOMAIN: What numbers can x be? What numbers are not allowed?

Numerator will allow all real numbers but denominator must never be 0; so this means and .
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