Solve.Maha checked the outside temperature at noon one day and found it was 28° C. At 10 PM when he checked, the outside temperature was 18° C. How much, in degrees Fahrenheit, did the temperature drop between noon and 10 PM? Round your answer to the nearest tenth.
A. -7.2°
B. -14°
C. 5.56°
D. 18°
Answer: D
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and 
At what rate is the cylinder's volume changing at that instant?
A. 0.44 cm3/sec B. 0.31 cm3/sec C. 1.38 cm3/sec D. 0.88 cm3/sec
Evaluate the integral.
A. 6 tan-1 
- 
+ C
B. 6 sin-1 
- 
+ C
C. 
tan-1 
+ 
+ C
D. sin-1 
- 2
+ C
For a certain group of animals, the running speed 
, in feet per second, is a linear function of the length 
, in inches.The relationship is
.
Identify the slope, and explain in practical terms what it means.
What will be an ideal response?
Solve the problem.The intensity L(x) of light x ft beneath the surface of a lake satisfies the differential equation 
. At what depth, to the nearest foot, is the intensity one tenth the intensity at the surface?
A. 26 ft B. 38 ft C. 13 ft D. 17 ft