Match the given function to its graph.1) y = 2 sin (3x)2) y = 2 sin (x)3) y = -2 cos (3x)4) y = -2 cos (x)AB?CD?

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A. 1D, 2B, 3A, 4C
B. 1A, 2C, 3D, 4B
C. 1C, 2A, 3B, 4D
D. 1C, 2A, 3D, 4B

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Answer: B

Mathematics

Provide an appropriate response. Solve the given problem: The coffee beans from 16 trees are required to produce the 19 lb of coffee that each person in the United States drinks, on the average, each year. How many trees are required to produce 450 lb of coffee? (Hint: Any decimal part of a tree becomes a whole tree.)

A. 304 trees B. 535 trees C. 379 trees D. 136,800 trees

Solve the equation.15d2 + 37d + 20 = 0

A.
B.
C.
D.

Draw a graph to match the description. Answers will vary.f(x) is decreasing and concave down on (-?, 4); f(x) is decreasing and concave up on (4, ?). 

What will be an ideal response?

Find an equation of the line having the specified slope and containing the indicated point. Write your final answer as a linear function in slope-intercept form.m = 3; (0, 3)

A. f(x) = 3x + 10 B. f(x) = -3x + 1 C. f(x) = 3x + 8 D. f(x) = 3x + 3