Solve.An elliptical riding path is to be built on a rectangular piece of property that measures 8 mi by 6 mi. Find an equation for the ellipse if the path is to touch the center of the property line on all 4 sides.A = 8 miB = 6 mi 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: D
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Evaluate the integral.
A. 
(e2x - e-2x) + C
B. 
(e2x + e-2x) + C
C. 
(e2x + e-2x) + 2x + C
D. 
(e2x - e-2x) + 2x + C
Evaluate the expression without the use of a calculator, and then verify your answer using a calculator.ln l
A. e B. -1 C. 1 D. 0
Solve.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by 
and the total cost function is given by 
where x represents the number of boxes of computer chips produced. The total profit function, P(x), is such that 
Find P(x).
A. P(x) = -0.3x2 + 40x - 15 B. P(x) = 0.3x2 + 40x - 30 C. P(x) = -0.3x2 + 31x + 15 D. P(x) = 0.3x2 + 31x - 45
Find the average rate of change for the function over the given interval.y = 6x3 between x = -1 and x = 1
A. 0 B. -6 C. 6 D. 12