SOLUTION: State the values of x that are not in the domain of this rational function. f(x)= 7x+7/2x2+5x+3

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Question 1079860: State the values of x that are not in the domain of this rational function.


f(x)= 7x+7/2x2+5x+3
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
(Adding parentheses)

f%28x%29=+%287x%2B7%29%2F%282x%5E2%2B5x%2B3%29

f%28x%29=%287x%2B7%29%2F%28%282x%2B3%29%28x%2B1%29%29

f(x) is undefined for x=-3%2F2 and for x=-1.
The values of x which are not in the domain of f are -3%2F2 and -1.