A man drives from Detroit to Chicago, say 300 mi., at an average speed of 60 mi. per hr., stops 1 hr. in Chicago, and returns at a speed of 50 mi. per hour. Neglecting variations of speed en route, write formulas expressing x (distance from Detroit) as a function of t.

Q: Differentiate the function with respect to the independent variable. f(x) = %9+ 3x? %3D f'(x) =O

A:

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Q: Give the equation for the function whose graph appears above. Use f(x) as the output.

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

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A: we have to find the function value without using a calculator. sec 150°

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A: The graph is shown below:

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A: The identity function is a special type of linear function

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A: To write down the equation of the tangent to the curve at the given point

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A: Does adding a constant term to a function affect the existence of an inverse function? Explain.

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A: Solution

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Q: What is the area A of a circle expressed as a function of its circumference C?

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