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If f(x)=-4-(x-7)^3 , write f^(-1)(x)dot...

If `f(x)=-4-(x-7)^3` , write `f^(-1)(x)dot`

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`f(x)=4-(x-7)^{3}`

Let `y=f(x)`

So, `x=f^{-1}(y) quad cdots(1)`

`y=f(x)`

...
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