Problem 1RCC: (a) What is a function of two variables? (b) Describe three methods for visualizing a function of... Problem 2RCC: What is a function of three variables? How can you visualize such a function? Problem 3RCC Problem 4RCC Problem 5RCC Problem 6RCC Problem 7RCC Problem 8RCC Problem 9RCC Problem 10RCC Problem 11RCC: State the Chain Rule for the case where z = f(x, y) and x and y arc functions of one variable. What... Problem 12RCC Problem 13RCC Problem 14RCC: (a) Define the gradient vector f for a function f of two three variables. (b) Express Duf in terms... Problem 15RCC: What do the following statements mean? (a) f has a local maximum at (a, b). (b) f has an absolute... Problem 16RCC Problem 17RCC Problem 18RCC Problem 19RCC Problem 1RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,... Problem 2RQ Problem 3RQ Problem 4RQ Problem 5RQ Problem 6RQ Problem 7RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,... Problem 8RQ Problem 9RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,... Problem 10RQ Problem 11RQ: Determine whether the statement is true or false. If it is true, explain why. If it is false,... Problem 12RQ Problem 1RE: Find and sketch the domain of the function. 1. f(x, y) = ln(x + y + 1) Problem 2RE: Find and sketch the domain of the function. 2. f(x,y)=4x2y2+1x2 Problem 3RE: Sketch the graph of the function. 3. f(x, y) = 1 y2 Problem 4RE: Sketch the graph of the function. 4. f(x, y) = x2 + (y 2)2 Problem 5RE: Sketch several level curves of the function. 5. f(x,y)=4x2+y2 Problem 6RE: Sketch several level curves of the function. 6. f(x, y) = ex + y Problem 7RE: Make a rough sketch of a contour map for the function whose graph is shown. Problem 8RE: The contour map of a function f is shown, (a) Estimate the value of f(3, 2). (b) Is fx(3, 2)... Problem 9RE Problem 10RE Problem 11RE Problem 12RE: Find a linear approximation to the temperature function T(x, y) in Exercise 11 near the point (6,... Problem 13RE Problem 14RE Problem 15RE Problem 16RE Problem 17RE Problem 18RE Problem 19RE Problem 20RE Problem 21RE Problem 22RE Problem 23RE: If z = xy + xey/x show that xzx+yzy=xy+z. Problem 24RE: If z = sin(x + sin t), show that zx2zxt=zt2zx2 Problem 25RE: Find equations of (a) the tangent plane and (b) the normal line to the given surface at the... Problem 26RE: Find equations of (a) the tangent plane and (b) the normal line to the given surface at the... Problem 27RE Problem 28RE Problem 29RE: Find equations of (a) the tangent plane and (b) the normal line to the given surface at the... Problem 30RE: Use a computer to graph the surface z = x2 + y4 and its tangent plane and normal line at (1, 1, 2)... Problem 31RE: Find the points on the hyperboloid x2 + 4y2 z2 = 4 where the tangent plane is parallel to the plane... Problem 32RE Problem 33RE Problem 34RE: The two legs of a right triangle are measured as 5 m and 12 m with a possible error in measurement... Problem 35RE Problem 36RE: If v = x2sin y + yexy, where x = s + 2t and y = st, use the Chain Rule to find v/s and v/t when s =... Problem 37RE Problem 38RE Problem 39RE Problem 40RE Problem 41RE Problem 42RE Problem 43RE: Find the gradient of the function f(x,y,z)=x2eyz2. Problem 44RE: (a) When is the directional derivative of f a maximum? (b) When is it a minimum? (c) When is it 0?... Problem 45RE: Find the directional derivative of f at the given point in the indicated direction. 45. f(x, y) =... Problem 46RE: Find the directional derivative of f at the given point in the indicated direction. 46.... Problem 47RE: Find the maximum rate of change of f(x,y)=x2y+y at the point (2, 1). In which direction does it... Problem 48RE: Find the direction in which f(x, y, z) = zexyincreases most rapidly at the point (0, 1, 2). What is... Problem 49RE: The contour map shows wind speed in knots during Hurricane Andrew on August 24, 1992. Use it to... Problem 50RE: Find parametric equations of the tangent line at the point (2, 2, 4) to the curve of intersection of... Problem 51RE: Find the local maximum and minimum values and saddle points of the function. If you have... Problem 52RE Problem 53RE Problem 54RE Problem 55RE: Find the absolute maximum and minimum values of f on the set D. 55. f(x, y) = 4xy2 x2y2 xy3; D is... Problem 56RE: Find the absolute maximum and minimum values of f on the set D. 55. f(x,y)=ex2y2(x2+2y2); D is the... Problem 57RE Problem 58RE Problem 59RE: Use Lagrange multipliers to find the maximum and minimum values of f subject to the given... Problem 60RE: Use Lagrange multipliers to find the maximum and minimum values of f subject to the given... Problem 61RE Problem 62RE: Use Lagrange multipliers to find the maximum and minimum values of f subject to the given... Problem 63RE Problem 64RE Problem 65RE: A pentagon is formed by placing an isosceles triangle on a rectangle, as shown in the figure. II the... Problem 1P Problem 2P: Marine biologists have determined that when a shark detects the presence of blood in the water, it... Problem 3P: A long piece of galvanized sheet metal with width w is to be bent into a symmetric form with three... Problem 4P Problem 5P: Suppose f is a differentiable function of one variable. Show that all tangent planes to the surface... Problem 6P Problem 7P: If the ellipse x2/a2 + y2/b2 = 1 is to enclose the circle x2 + y2 = 2y, what values of a and b... Problem 8P: Show that the maximum value of the function f(x,y)=(ax+by+c)2x2+y2+1 is a2 + b2 + c2. Hint: One... format_list_bulleted