Question 04 | Maths Made Easy

Find the inverse f^{-1}(x) of the function f(x)=2x^2+4

Select the correct answer from the list below: 

A: f^{-1}(x)=\sqrt{\frac{x-4}{2}}

B: f^{-1}(x)=\frac{1}{2x^2+4}

C: f^{-1}(x)= 2x^2+3

D: f^{-1}(x)=\sqrt{2x^2+4}

Select your answer here:

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