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25-02-2021
Mathematics

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Find the Inverse of the Function

y= 10x^2 - 4

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doyouneedhelp doyouneedhelp

25-02-2021

Hello.

1. Switch y and x.
x = 10y^2 - 4
2. Isolate y.
x + 4 = 10y^2
(x + 4)/(10) = y^2
y = sqrt[(x + 4)/(10)]
3. Replace y with f^-1(x)
f^-1(x) = sqrt[(x + 4)/(10)]

Good luck to you!

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