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OpenStudy (anonymous):
Determine the domain of the function f(x) = x^2-25/x^2+4x-5. Determine all asymptotes and holes if any, find all zeros
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OpenStudy (p0sitr0n):
if f(x) = (x^2-25) / (x^2+4x-5) (put brackets to avoid confusion next time), then asymptotes: solve x^2+4x-5 =0 zeros: solve (x-5)(x+5), gives +-5
OpenStudy (anonymous):
Thanks !
OpenStudy (p0sitr0n):
no prob
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