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Which equation can be simplified to find the inverse of y = x2 – 7?

 Apr 10, 2020
edited by izzy024  Apr 10, 2020
 #1
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This is the 4th time this quaestion has been posted. Please don't keep posting the qustion if it is not answered. Don't swarm the the forum.

 Apr 10, 2020
 #2
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Which equation can be simplified to find the inverse of y = x2 – 7?

 

Hello izzy024!

 

\(y = x^2 – 7\ ⇒\) \(x=y^2-7\)

\(x=y^2-7\\ y^2=x+7\)

\(y=\pm\sqrt{x+7}\)

laugh  !

 Apr 10, 2020

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