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OpenStudy (anonymous):
Let f(x) = x2 − 81. Find f−1(x).
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OpenStudy (anonymous):
y = x² - 81 Start by switching x and y. Then solve for the "new" x.
OpenStudy (anonymous):
It does not have an inverse. Or at lest its inverse is not a function
OpenStudy (anonymous):
@sourwing is correct. are you restricting the domain?
OpenStudy (anonymous):
I have a few options though... im confused
OpenStudy (anonymous):
what are the options?
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OpenStudy (anonymous):
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