Match the given function to its graph.1) y = -3 sin2) y = -3 sin3) y = -3 cos4) y = -3 cosA)B)?

width="200" />C)D)?



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

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

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

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

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Answer: D

Mathematics

Find the unknown value in the percent proportion  Round to the nearest tenth, if necessary.part = 56, percent = 20

A. whole = 28 B. whole = 2800 C. whole = 11.2 D. whole = 280

The length of each edge of a cube is 16 cm, with a possible error in measurement of 0.01 cm. Use differentials to estimate the error that might occur when the volume of the cube is calculated. ?  Round the result to the nearest hundredth, if necessary. ?  An error is approximately ± __________ cm3.

Fill in the blank(s) with the appropriate word(s).

Find the degree and leading coefficient of the polynomial.16 + 3x4 - 13x - 9x3 - 6x2

A. Degree: 4; leading coefficient: 3 B. Degree: 3; leading coefficient: -9 C. Degree: 16; leading coefficient: 3 D. Degree: 4; leading coefficient: 16

Find the slope-intercept form of the equation of a line parallel or perpendicular to the given line and passing through the given point.Parallel to x + y = 12, through(2, 7)

A. y = -x + 9 B. y = -x - 9 C. y = x + 5 D. y = x - 5