Find the length of the curve.y = (4 - x2/3) 3/2 from x = 1 to x = 8
A. 6
B. 18
C. 9
D. 12
Answer: C
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Solve.A rectangular room measures 17 ft by 14 ft. Find the cost of installing a strip of wallpaper around the room if the wallpaper costs $0.70 per foot.
A. $21.70 B. $43.40 C. $166.60 D. $333.20
Find the area of the region specified in polar coordinates.the region enclosed by the curve r = 8 - 6 cos ?
A. 50? B. 100? C. 68? D. 82?
Solve.At Allied Electronics, production has begun on the X-15 Computer Chip. The total cost function is given by 
and the total profit function is given by 
where x represents the number of boxes of computer chips produced. The total revenue function, R(x), is such that 
Find R(x).
A. R(x) = 55x - 0.3x2 B. R(x) = 53x + 0.3x2 C. R(x) = 52x - 0.6x2 D. R(x) = 53x - 0.3x2
Solve the exponential equation. For irrational solutions, round to four decimal places.31 + 2x = 243
A. {-2} B. {81} C. {6} D. {2}