14· The shape of a hol be of height h and tan α-: hh, show t maximum if h = ( 15. A given quantity of semi-circular ends. S the ratio of the len m(π + 2). Use Lagr 16. Find the volume of ellipsoid x2は x1 and (iii) Lagrange m lipler method of optimization of a problem involving- Constraints and n variables. Formulation and Computational Exericses ain the set of necessary conditions for the non-linear programming problem: Maximize 2. If f = a3xf + b3xf + ex where x1x2 + x25 + xM" xix-X3, show that the stationary 3. Use direct substitution method to minimize f(x, x)+() subject to cylinder is inscribed in a cone of height h. Apply direct substitution method to prove S. Show that the rectangular solid of maximum volume that can be inscribed in a sphere 6 Show that, if the perimeter of a triangle is constant, the triangle has maximum area 3x 5xj subject to the constraintsxx2 3x 2; 5x12x2 value off occurs at x," Σα/a, X2 = Σα/b, x,-Σα/c. 4. A 17. Find the maximum ns. Jmin at the volume of the cylinder is maximum at height hs is cube. Use direct substitution method. when it is equilateral. Use direct substitution method. multipliers method. 18. A meditation centre the square hall has b of regular pyramid i required for painting substitution and (ii) 7. Show that the diameter of the right circular cylinder of greatest curved surface which can be inscribed in a given cone is equal to the radius of the cone. Use direct substitution method. [Hint: Let r = radius of cone, α semi-vertical angle of cone, h = height of cylinder and x = radius of cylinder, S-curved surface of cylinder then maximize S= 2TXh 19. A rectangular steel t the dimensions of th substitution (ii) Cons subject toh(r-x) cot a] 20. A window is to be d Apply constrained variation method to prove that the volume of the biggest right circular cone that can be inscribed in a sphere of given radius is 8/27 times that of the sphere. 9. Use constrained variation to maximize the volume of an open cone when the surface the perimeter is 40 ft (i) Direct substitutior [Ans. Radius of se 80/(+ area of the cone is 20π. [Hint: maximize V = 1/3㎡h subject to πrVr2 + h2-20 0] whose surface area is 24. 21. Find the volume of t of radius ‘x'. Use (i multipliers method. 10. Use constrained variation to maximize the volume of a box made up of thin sheet metal maximize rvz subject to 2n, + 2)z + 2zr = 24]

14· The shape of a hol be of height h and tan α-: hh, show t maximum if h = ( 15. A given quantity of semi-circular ends. S the ratio of the len m(π + 2). Use Lagr 16. Find the volume of ellipsoid x2は x1 and (iii) Lagrange m lipler method of optimization of a problem involving- Constraints and n variables. Formulation and Computational Exericses ain the set of necessary conditions for the non-linear programming problem: Maximize 2. If f = a3xf + b3xf + ex where x1x2 + x25 + xM" xix-X3, show that the stationary 3. Use direct substitution method to minimize f(x, x)+() subject to cylinder is inscribed in a cone of height h. Apply direct substitution method to prove S. Show that the rectangular solid of maximum volume that can be inscribed in a sphere 6 Show that, if the perimeter of a triangle is constant, the triangle has maximum area 3x 5xj subject to the constraintsxx2 3x 2; 5x12x2 value off occurs at x," Σα/a, X2 = Σα/b, x,-Σα/c. 4. A 17. Find the maximum ns. Jmin at the volume of the cylinder is maximum at height hs is cube. Use direct substitution method. when it is equilateral. Use direct substitution method. multipliers method. 18. A meditation centre the square hall has b of regular pyramid i required for painting substitution and (ii) 7. Show that the diameter of the right circular cylinder of greatest curved surface which can be inscribed in a given cone is equal to the radius of the cone. Use direct substitution method. [Hint: Let r = radius of cone, α semi-vertical angle of cone, h = height of cylinder and x = radius of cylinder, S-curved surface of cylinder then maximize S= 2TXh 19. A rectangular steel t the dimensions of th substitution (ii) Cons subject toh(r-x) cot a] 20. A window is to be d Apply constrained variation method to prove that the volume of the biggest right circular cone that can be inscribed in a sphere of given radius is 8/27 times that of the sphere. 9. Use constrained variation to maximize the volume of an open cone when the surface the perimeter is 40 ft (i) Direct substitutior [Ans. Radius of se 80/(+ area of the cone is 20π. [Hint: maximize V = 1/3㎡h subject to πrVr2 + h2-20 0] whose surface area is 24. 21. Find the volume of t of radius ‘x'. Use (i multipliers method. 10. Use constrained variation to maximize the volume of a box made up of thin sheet metal maximize rvz subject to 2n, + 2)z + 2zr = 24]

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter3: Functions And Graphs

Section: Chapter Questions

Problem 16T

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