Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in the ordered pair form.
A. {(-1, 0)}
B. {(0, 1)}
C. ?
D. {(1, 0)}
Answer: B
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Solve the problem.Find the point on the sphere 
that is farthest from the point 
A. 
B. 
C. 
D. 
Write a chain rule formula for the following derivative.
for u = f(x); x = g(p, q, r)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
+ 
+ 
A can is made from 6 square inches of aluminum. We can calculate both the height 
, in inches, and the volume V, in cubic inches, from the radius r, in inches, of the can:
?
Find the radius and height of the can of maximum volume. Round your answers to two decimal places.
?
A. The radius is 1.13 inches, and the height is 0.56 inches. B. The radius is 3.34 inches, and the height is 1.83 inches. C. The radius is 1.83 inches, and the height is 3.34 inches. D. The radius is 0.56 inches, and the height is 1.13 inches.
Perform the operation. Write the answer as a fraction in lowest terms.
÷ 8
A. 
B. 
C. 
D. 