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Mathematics 10 Online
OpenStudy (anonymous):

Find the inverse? f(x)=2x^2+13 i suck so bad at math...

OpenStudy (mertsj):

\[y=2x^2+13\]

OpenStudy (mertsj):

Switch x and y and solve for y

OpenStudy (anonymous):

OH!!!. Okay that makes alot of sense..now..Thanks.. (:

OpenStudy (mertsj):

yw

OpenStudy (anonymous):

Yeah...They are not my favorite..

OpenStudy (anonymous):

but is the inverse also a function?

OpenStudy (mertsj):

When you take the square root, typically you would say there are two square roots but if we restrict ourselves to the positive one, then the inverse is also a function

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