mcfarlinalexis mcfarlinalexis

03-02-2021
Mathematics

contestada

find the inverse of f(x)=x^{2} - 5

Respuesta :

mchs37993 mchs37993

03-02-2021

Answer:

inverse = +/- sqrt(x+5)

Step-by-step explanation:

I was taught the trick of flipping my x and y, and then resolving.

y = x^2 +5

flip it: x = y^2 +5

subtract 5: x-5=y^2

square root of both sides: y = +/- sqrt(x-5)

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