Solve the indicated equation analytically.A coil of wire rotating in a magnetic field induces a voltage given by 
where t is time in seconds. Find the smallest positive time to produce a voltage of 10
.
A. 2.8 s
B. 2.8? s
C. 3 s
D. 3? s
Answer: C
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Solve the problem.Find the average distance from a point 
in the region bounded by 
to the origin.
A. 
B. 
C. 
D. 
Use the table to solve the problem.The cost in dollars of driving a certain make and model of car for x miles is given by the function f. A numerical representation of f is given in the following table. 
If the cost is $0.98, how many miles have been driven?
A. 3 miles B. 1 miles C. 2 miles D. 4 miles
Find the area of the trapezoid.A park in Canada is laid out in the shape of a trapezoid. The trapezoid has a height of 263 m. The bases are 425 m and 439 m. Find the area of the park.
A. 24,534,612.5 m2 B. 563.5 m2 C. 113,616 m2 D. 227,232 m2
An isosceles triangle is a triangle in which two sides are equal in length. The angle between the two equal sides is called the vertex angle, while the other two angles are called the base angles. If the vertex angle is 60°, what is the measure of the base angles? ?
A. 50° B. 60° C. 45° D. 80° E. 65°