Solve the problem.A coil of wire rotating in a magnetic field induces a voltage given by e = 20 sin 
,where t is time in seconds. Find the smallest positive time to produce a voltage of 10
.
A. 2.8 sec
B. 3? sec
C. 3 sec
D. 2.8? sec
Answer: C
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Solve the problem. Round your answer, if appropriate.Water is being drained from a container which has the shape of an inverted right circular cone. The container has a radius of 5.00 inches at the top and a height of 9.00 inches. At the instant when the water in the container is 8.00 inches deep, the surface level is falling at a rate of 0.4 in./sec. Find the rate at which water is being drained from the container.
A. 31.6 in.3s B. 38.1 in.3/s C. 24.8 in.3/s D. 23.7 in.3/s
Determine the standard equation of the ellipse using the given graph.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Give the meaning of the metric unit milliliter.
What will be an ideal response?
Draw the graph of the equation.y = x2 - 2x - 5
A. 
B. 
C. 
D. 