f(x)= x/2-x and g(x)=1/x
domain f o g
Any help with this question would be much appreciated. Thank you!
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f(x)= x/2-x and g(x)=1/x
domain f o g
Any help with this question would be much appreciated. Thank you!
Is the question is asking for the domain of $\displaystyle fg$?Quote:
Originally Posted by curt26
If so, then the answer is the domain of the function g(x) which has to be provided in the question.
$\displaystyle f \circ g=f(g(x))=\frac{\frac{1}{x}}{2-\frac{1}{x}}=\frac{1}{2x-1}$Quote:
Originally Posted by curt26
Domain : $\displaystyle \forall x \in \mathbb{R} ~\text{except}~ x=\frac{1}{2} ~\text{and}~x=0$
x/2-x or x/(2-x) ?
