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19-04-2018
Mathematics

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find the inverse of y=2x^2+4

Respuesta :

19-04-2018

[tex]y = 2x^2+4[/tex]
[tex]y-4 = 2x^2[/tex]
[tex] \frac{y-4}{2} = x^2[/tex]
[tex] \sqrt{ \frac{y-4}{2} } = x[/tex]
[tex]y = \sqrt{ \frac{x-4}{2} } [/tex]

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