Write the expression as the sine, cosine, or tangent of an angle.sin 5x cos x - cos 5x sin x
A. sin 6x
B. cos 4x
C. sin 4x
D. cos 6x
Answer: C
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Answer the question(s) based on the following situation: A dishonest coin (landing heads 
of the time) is tossed 1350 times. The random variable X denotes the total number of heads that come up in the 1350 tosses.Assuming that there are no outliers, what is the range for this distribution?
A. approximately 54 B. approximately 108 C. approximately 36 D. approximately 81 E. none of these
Evaluate the expression.-6251/4
A. -5 B. 100 C. -20 D. not a real number
Solve the problem.The sides of a triangle are 5 inches, 6 inches, and 7 inches. If the shortest side of a similar triangle is 25 inches, find its longest side.
A. 35 inches B. 6 inches C. 30 inches D. 29 inches
Solve the variation problem.The weight of an object on the moon varies directly as its weight on earth. A person who weighs 153 lb on earth weighs 30.6 lb on the moon. How much would a 167-lb person weigh on the moon?
A. 835 lb B. 0.2 lb C. 33.4 lb D. 350.6 lb