​Find the inverse function of f.

Algebra
Tutor: None Selected Time limit: 1 Day

f(x) = 7 − x2,    x ≥ 0

f −1(x) =  ,    x ≤ 7
Feb 28th, 2015

ANswer, here i can write:

y= f(x) = 7 - x^2

so I get:

x=sqrt(7-y)

and then:

f^-1(x) = sqrt(7-x)

Feb 28th, 2015

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Feb 28th, 2015
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Feb 28th, 2015
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