If right triangle ?SAD, SA =10° and AD = 20°. Then D is
(a) 45°.
(b) 60°.
(c) 30°.
(d) 41°.
(e) None of these is correct.
(e) None of these is correct.
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Use l'Hopital's Rule to evaluate the limit.
A. ?
B. 
C. 1
D. 4
Use the accompanying table to find the solutions to the given equation on 
sin ? - 2 cos ? sin ? = 0
Y1 = sin(X)-2cos(X)sin(X)
A. 0° B. 120°, 240° C. 0°, 60°, 180° , 300° D. None
Solve the problem.Suppose that we wish to distribute the two-digit random numbers from 00 through 99 so that the corresponding random numbers can be used to simulate the sightings of UFO's in a given region. If the numbers 00 to 40 correspond to 0 sightings, what is the estimated probability of 0 sightings?
A. It is not possible to tell with the given information.
B. 0
C. 
D. 
Decide whether or not the equation defines y as a function of x.y = 6x - 6
A. No B. Yes