Write the expression as the sine, cosine, or tangent of an angle.sin 
cos 
+ cos sin
A. sin
B. cos
C. cos
D. sin
Answer: D
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Solve the problem.A ball is dropped from a height of 18 m and always rebounds 
of the height of the previous drop. How far does it travel (up and down) before coming to rest?
A. 54 m B. 36 m C. 108 m D. 90 m
Find the product.(2x - 6)(x + 5)
A. x2 - 30x + 4 B. x2 + 4x + 3 C. 2x2 + 3x - 30 D. 2x2 + 4x - 30
Solve the problem.While on a business trip, Amy pays $150 per day to stay in a hotel, plus $20 per meal purchased at a restaurant. Amy's company will reimburse her at most $700 for the entire trip. Let d = the number of days and m = the number of meals. (a) Write an inequality that describes Amy's trip expense limitations. (b) Graph the inequality. Because d and m must be non-negative, restrict the graph to Quadrant I. (c) If Amy stays in the hotel 2 days and purchases 5 meals at restaurants, will she be within her budget?
A. (a) m ? 35 - 7.5d;
(b)
(c) yes
B. (a) m ? -35 + 7.5d;
(b)
(c) yes
C. (a) m ? 35 + 7.5d;
(b)
(c) no
D. (a) m ? 35 - 7.5d;
(b)
(c) no
Solve the problem.A bottle of ketchup has a net weight of 22 ounces. A serving size is 
ounce. How many servings are in the bottle of ketchup?
A. 11 servings
B. 24 servings
C. 44 servings
D. 22
servings