Solve the problem.From a point on a straight road, two cars are driven in opposite directions, one at 20 miles per hour and the other at 51 miles per hour. In how many hours will they be 284 miles apart?
A. 5 hours
B. Not enough information
C. 4 hours
D. 3 hours
Answer: C
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Evaluate the requested trigonometric function using the information given. csc ? = - 
; ? < ? < 3?/2Find cot ?.
A. - 
B. - 
C. 
D. - 
Solve the indicated equation analytically.A generator produces an alternating current according to the equation 
, where t is time in seconds and I is the current in amperes. What is the smallest time t such that I = 36 A?
A. 
s
B. 
s
C. 
s
D. 
s
Use the given sets to determine the solution set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}A ? (B ? C)
A. {q, s, u, w, y, z} B. {q, r, w, y, z} C. {q, y, z} D. {q, s, w, y}
Provide an appropriate response.Can 
represent a negative real number?
Fill in the blank(s) with the appropriate word(s).