aussy123
F -1(x) if F(x) = x + 3
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johnbox
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F-1(x)= x-3
waterineyes
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You mean : \(f^{-1}(x)\)
Right??
waterineyes
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Let F(x) = y
So:
y = x + 3
Find x here:
x = y - 3
Now here just flip or exchange x and y:
y = x - 3
But now here : y = Inverse of F(x)..
So:
\(F^{-1}(x) = x - 3\).
aussy123
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but it said +3
waterineyes
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That is \(F(x) = x + 3\)
But \(F^{-1}(x) = x - 3\)
aussy123
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Ok ill try again
waterineyes
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Go Ahead..
Keep it up..