At What Point on the Given Surface Is the Quantity

question 19

Multiple Choice

At what point on the given surface is the quantity a minimum? (The method of Lagrange multipliers can be used here.)

• A)(-1, 0, 6)
• B)(-1, 0, 8)
• C)(-1, 0, 7)
• D)(1, 0, 6)
• E)(-3, 0, 5)