karontb12
karontb12
12-06-2018
Mathematics
contestada
What’s the inverse of y=100-x^2
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gmany
gmany
12-06-2018
[tex]y=100-x^2\ \ \ |+x^2\\\\y+x^2=100\ \ \ |-y\\\\x^2=100-y\\\\x=\sqrt{100-y}\\\\\text{Answer:}\ y^{-1}=\sqrt{100-x}[/tex]
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