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

/>C)D)?



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

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

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

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

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Answer: A

Mathematics

Provide an appropriate response.The solution of (x + 2)(x + 4)(2x - 3) < 0 is

A. x < -4, -2 < x < .
B. -4 < x < -2, x > .
C. x < -4, x > .
D. -4 < x < -2.
E. -2 < x < .

Simplify.

A. x + 3
B. -3
C. - 
D. - 

Determine whether the relation is also a function.{(1, 3), (2, -4), (6, -2), (9, 7), (11, 1)}

A. yes B. no

Write the equation in vertex form. Identify the vertex.y = x2 + 6x - 4

A. y = (x + 6)2 - 40; (-6, -40) B. y = (x + 3)2 - 13; (-13, -3) C. y = (x + 3)2 - 13; (-3, -13) D. y = (x + 6)2 - 40; (-40, -6)