renajoileen08 renajoileen08

03-12-2018
Mathematics

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Find the inverse of f(x)=-x/11

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03-12-2018

[tex]f(x)=-\dfrac{x}{11}\to y=-\dfrac{x}{11}\\\\\text{exchange x to y}\\\\x=-\dfrac{y}{11}\\\\\text{solve for y}\\\\-\dfrac{y}{11}=x\qquad\text{multipsides by (-11)}\\\\\boxed{y=-11x}\\\\Answer:\ f^{-1}(x)=-11x[/tex]

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