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**r**om the**r**evenue function. Thus, we have P(x) = R (x) - C(x) = (−0.5(x−90)^2 + 4050) - (40x + 250) The domain is...1 Answe

**r**s · Science & Mathematics · 30/11/2020you Ohm's law,

**R**= E/I you can apply a voltage and measure current, or use an ohmmeter which...4 Answe

**r**s · Science & Mathematics · 28/11/2020the 2nd line is just an algeb

**r**aic t**r**ick to manipulate the numbe**r**s. (n-**r**)! ------- = 1 (n-**r**)! You can multiply any quantity by 1 to get the same quantity.2 Answe

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