Two identical circles of radius r are inscribed in a rectangle as shown. ∞o (a) Express the area of the rectangle as a function of r. A(r): = (b) Express the perimeter of the rectangle as a function of r. P(r) =

Q: Determine whether the equation y = -√(x + 4) defines y as a function of x.

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Q: Find f(a), f(a+h), and the difference quotient for the function given below.

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Q: -2-1 5 HA 4 у 3- 2 1 1 2 3 4 5 6 7 2 8 9 10 K

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Q: a.) What is the domain of the function y =√x-4? b.) If f(x) = x^2 - 3x, find f(-1.8).

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Q: Find the domain of the function (x) = 1/∣x + 3∣

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Q: Plot the functions x, x2, exp(-x), exp(-x2) on a single graph for x between 0 and 5. Repeat the…

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