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Chapter 13, Section 13.7, Question 017 (a) Find all points of intersection of the line x...
Consider the following. z = x2 + y2, z = 36 − y, (6, -1, 37) (a) Find symmetric equations of the tangent line to the curve of intersection of the surfaces at the given point. x − 6 12 = y + 1 −2 = z − 37 −1 x − 6 1 = y + 1 12 = z − 37 −12 x − 6 = y + 1 = z − 37 x − 6 12 =...
Let z = x2 + y2 be the surface, and x = -1+t, y = 2+t, z = 2t + 7 be the line. Find the incorrect answer in the following Select one: The acute angle between tangent to the surface and the given line at the -1 4 point (0,3, 9) is į – cos V537 The normal to the surface at the point (0,3, 9) is 6 j - k. The line is normal to the surface. The...
Let z = x2 + y2 be the surface, and x = -1+t, y= 2+t, z = 2t + 7 be the line. Find the incorrect answer in the following 4 Select one: The acute angle between tangent to the surface and the given line at the -1 point (0,3,9) is į – cos V6 37 The normal to the surface at the point (0,3, 9) is 6 j-k. The line is normal to the surface. The line intersects at...
aw au B. Find the points in which the line x = 1 + 2t, y = -1 – t, z = 3t, meets the three coordinate planes. C. Evaluate and at the given point. w = In (x2 + y2+ z2), x = ue") y = ue'sinu, z = uecosu, (u, v) = (-2,0) A. Find the volume of the solid. II. z = 4 - 4(x2 + y2) z = (x2 + y2)2 - 1
(8 points) Find the points of intersection in R3 of the line L(t) = (3-1, -2+1, 3t) and the unit sphere: x2 + y2 + x2 = 1 (Hint: Use x = 3t - 1, y = -2t + 1 and 2 = 3t in the equation of the sphere, and solve for t.)
Chapter 13, Section 13.7, Question 023 Find two unit vectors that are normal to the given surface at the point P. V*1 =?:P6,5,1) 1 1 15 1 1 1 U1 = j k and U2 = 15 -k /227 j + 227 227 V227 V227 227 1 1 1 1 ui = 15 k and U2 227 i + 227 j + 227 227 227 15 -k V227 15 -k 227 1 1 1 ui 15 k and u2 =...
Chapter 15, Review Exercises, Question 017 Use Lagrange multipliers to find the maximum and minimum values of f (x, y, z) = x² – 18y+ 2022 subject to the constraint x2 + y2 + z2 = 1, if such values exist. Enter the exact answers. If there is no global maximum or global minimum, enter NA in the appropriate answer area. Maximum = Minimum =
Q4. (5 points). Find the equation of the plane that passes through the line of intersection of the two planes x - 2y = 3 and y- z = 0 and parallel to the line x = y - 1 = 2+1 Q5. (4 points). Find the distance from the point A(1,2,3) and the line 2+1 y-1 2 Q6. (4 points). Give the name and sketch the surface whose equation is given by x2 + 2y2 – 12y – z...
Chapter 13, Section 13.9, Question 006 Consider the function f (x, y) = 1x2 – 5y2 subject to the condition x² + y2 = 9. Use Lagrange multipliers to find the maximum and minimum values of f subject to the constraint. Maximum: Minimum: Find the points at which those extreme values occur. (3,0), (0,3), and (3,3) O (-3,0) and (0, – 3) (3,0), (-3,0), (0,3), and (0, – 3) O (3,0), (-3,0), (0,3), (0, – 3), (3,3), and (-3, -...
Let f(x, y) = x²y + 5yº. At the point (1, -2), which one is incorrect about the behaviour of the function f: Select one: f(x, y) is decreasing at the rate of 4 units per unit increase in X. f(x, y) is increasing at the rate of 61 units per unit increase in y o the slope of the surface Z = f(x,y) in the y, direction is 61 f(x,y) is increasing at the rate of 4 units per...