Mathematics: 5. Anthony owns a business that sells parts for electronic game systems. The profit for his business can be modeled by the equation P = -0.2x2 + 10x – 25, where x is the quantity sold, in thousands, and P is the profit in thousands a) What is the maximum profit Anthony will receive b) How many parts would he need to sell to receive the maximum profit?

If is the inverse of , then by definitionGiven that , we haveSolve for :...

5. Anthony owns a business that sells parts for

rothermelm

19.05.2021

thx

Step-by-step explanation:

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memeE15

27.10.2021

If $f^{-1}(x)$ is the inverse of f(x) , then by definition

$f\left(f^{-1}(x)\right) = x$

Given that f(x)=9x+7 , we have

$f\left(f^{-1}(x)\right) = 9f^{-1}(x)+7 = x$

Solve for $f^{-1}(x)$ :

$9f^{-1}(x) + 7 = x \\\\ 9f^{-1}(x) = x - 7 \\\\ f^{-1}(x) = \dfrac{x-7}9$

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