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OpenStudy (anonymous):
what is the domain of this function : f(x)= 1/(x^2-7x+2)
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OpenStudy (anonymous):
Find the zeros to the bottom equation and those are your restrictions for the domain, ie. x is an element of R, x=/=(zeros)
OpenStudy (anonymous):
so since this is not factorable i have to use the quadratic formula ?
OpenStudy (anonymous):
Yes, if there are no solutions then -infinity < x < infinity
OpenStudy (anonymous):
If there are solutions but not factorable, then quadratic formula. Check by putting the equation into a graphing calculator
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