SOLUTION: 7-5x _______ x^2-14x+49 find the domain of the rational expression

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Question 856186: 7-5x
_______
x^2-14x+49
find the domain of the rational expression
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Domain is all numbers except the ones that make the denominator zero since division by zero is undefined.
x%5E2-14x%2B49=0
%28x-7%29%5E2=0
x-7=0
x=7
.
.
(-infinity,7)U(7,infinity)
.
.
graph%28300%2C300%2C-3%2C17%2C-10%2C10%2C%287-5x%29%2F%28x%5E2-14x%2B49%29%29