Solve the problem.An architect needs to design a rectangular room with an area of 96 ft2. What dimensions should he use in order to minimize the perimeter?
A. 19.2 ft × 96 ft
B. 9.8 ft × 9.8 ft
C. 24 ft × 24 ft
D. 9.8 ft × 24 ft
Answer: B
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Find the slope of the polar curve at the indicated point.r = 7 sin 4?, ? = 0
A. -1
B. 
C. 1 + 
D. 0
Solve the problem.Kayla and Sean are planning to purchase a new home. They will need to take out a 30-year home mortgage loan of $150,000. The annual interest rate for a 30-year mortgage at their bank is 6% compounded monthly. Compute their monthly mortgage payment under this loan. Round your answer to the nearest cent.
A. $900.00 B. $869.36 C. $899.33 D. $893.33 E. $881.34
Find the average rate of change of the function as x changes from a to b.h(x) = (5 - x)2; a = 3, b = 5
A. -12 B. 0 C. -2 D. 18
Find the location and value of all relative extrema for the function. 
A. None B. Relative maximum of 5 at -2 ; Relative minimum of 0 at 0 ; Relative maximum of 1 at 2. C. Relative maximum of 5 at -2 ; Relative maximum of 1 at 2. D. Relative minimum of 0 at 0.