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03-12-2019
Mathematics

contestada

Find the inverse function of (show work)

f(x)=x^2-4

Respuesta :

04-12-2019

Answer:

y=x^2-4

first switch x and y to get:

x=y^2-4

now solve to isolate y like a normal function. Start by adding 4 on both sides of the equation.

x+4=y^2

then take the square root of both sides to isolate y and that‘s your answer

sqrt(x+4)=y

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