Test for relative extrema and saddle points.
?
?
A. saddle point at 
B. saddle point at 
C. saddle point at 
D. relative minimum at 
E. relative minimum at 
Answer: B
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Use the given transformation to evaluate the integral. src="https://sciemce.com/media/4/ppg__10611192124__f1q27g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the parallelogram bounded by the lines 
A. 
(1 - cos 10)
B. 
(1 + cos 10)
C. 
(1 - cos 10)
D. 
(1 + cos 10)
Solve the problem.The average cost of a 4-year college education is projected to be $100,000 in 15 years. How much money should be invested now at 3.5%, compounded quarterly, to provide $100,000 in 15 years?
A. $35,153.96 B. $87,749.93 C. $100,000.00 D. $59,290.78
Solve the problem.The manager of a coffee shop has one type of coffee that sells for $7 per pound and another type that sells for $14 per pound. The manager wishes to mix 90 pounds of the $14 coffee to get a mixture that will sell for $10 per pound. How many pounds of the $7 coffee should be used?
A. 120 lb B. 210 lb C. 60 lb D. 105 lb
Find the center and radius of the circle with the given equation. x2 + y2 + 14x + 10y = -25
A. Center (-7, -5), r = 7 B. Center (7, 5), r = 49 C. Center (-5, -7), r = 7 D. Center (5, 7), r = 49