Exam 5: More Applications of Differentiation

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Given f(x) = Given f(x) =   , c = -1, n = 2.  (i) Write out Taylor's Formula with Lagrange Remainder for the function f and the specified values of c and n.  (ii) Use part (i) to estimate the value of   and estimate the error involved in the approximation. , c = -1, n = 2. (i) Write out Taylor's Formula with Lagrange Remainder for the function f and the specified values of c and n. (ii) Use part (i) to estimate the value of Given f(x) =   , c = -1, n = 2.  (i) Write out Taylor's Formula with Lagrange Remainder for the function f and the specified values of c and n.  (ii) Use part (i) to estimate the value of   and estimate the error involved in the approximation. and estimate the error involved in the approximation.

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Find all local extreme values of the function f(x) = 2 Find all local extreme values of the function f(x) = 2   + 3   - 12x + 13 and their locations. + 3 Find all local extreme values of the function f(x) = 2   + 3   - 12x + 13 and their locations. - 12x + 13 and their locations.

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Evaluate the limit . Evaluate the limit .    Evaluate the limit .

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Evaluate the limit . Evaluate the limit .    Evaluate the limit .

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Find any extreme values and points of inflection of the function f(x) = x4 - 4 Find any extreme values and points of inflection of the function f(x) = x<sup>4</sup> - 4   + 10. + 10.

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Determine the concavity and inflections of f(x) = Determine the concavity and inflections of f(x) =   . .

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Let g(x) = 3(x - 1)2/3 - x. Which of the following statements is true?

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The function f(x) = 4 + k The function f(x) = 4 + k   -   has a maximum value at x = 2. Find k. - The function f(x) = 4 + k   -   has a maximum value at x = 2. Find k. has a maximum value at x = 2. Find k.

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Evaluate the limit . Evaluate the limit .    Evaluate the limit .

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Determine the concavity of f(x) = cos x + sin x on [0, 2 π\pi ] and identify any points of inflection.

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Which of the following statements best describes the graph of the function f(x) = Which of the following statements best describes the graph of the function f(x) =   ? ?

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A cylindrical can constructed from sheet metal holds a litre of oil. Find the radius of the can that will minimize the area of metal used to make the can. (Use 1 L = 1000 cm3.)

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Find the area of the largest rectangle that can be inscribed in the ellipse Find the area of the largest rectangle that can be inscribed in the ellipse   +   = 1. + Find the area of the largest rectangle that can be inscribed in the ellipse   +   = 1. = 1.

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Find the maximum value of the function f(x) = Find the maximum value of the function f(x) =   . .

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A lamp is 3 metres high on a post located 5 metres from a vertical wall. A 2 metre tall man walks toward the wall from the lamppost on a path perpendicular to the wall. He is walking at a rate of 1 metre per second. When he is 1 metre from the wall, how fast is the shadow of his head moving up the wall?

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Find two nonnegative numbers whose sum is 9 such that the sum of one number and the square of the other number is a maximum.

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Find the absolute maximum and absolute minimum values of the function f(x) =  Find the absolute maximum and absolute minimum values of the function f(x) =   -   , -4  \le x  \le  -1. -  Find the absolute maximum and absolute minimum values of the function f(x) =   -   , -4  \le x  \le  -1. , -4 \le x \le -1.

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Use Newton's Method to find the x coordinate of a point on the curve y = x3 + 1 such that the tangent line to the curve at that point passes through the point (2, 0). Give your answer accurate to three decimal places.

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A water trough is 10 m long and has vertical cross-sections perpendicular to its long axis with the shape of an isosceles trapezoid that is 30 cm wide at the bottom, 80 cm wide at the top, and has height of 50 cm. If the trough is being filled with water at the rate of 0.2 cubic metres per minute, how fast is the water level rising when the water is 30 cm deep?

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Let f(x) = Let f(x) =   (x). Find the Taylor polynomial of f of degree 2 about c = 1. (x). Find the Taylor polynomial of f of degree 2 about c = 1.

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