Let f be the function defined by . Find , 

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What will be an ideal response?

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Mathematics

Solve.4x + 2 = 18

A. x = 12 B. x = 4 C. x = 2 D. x = 16

The graph of a trigonometric function of the form y = A sin (Bx) or y = A cos (Bx) for B > 0 is given. Determine the equation of the function represented by the graph.

A. y = 4 cos x
B. y = 2 cos x
C. y = 2 cos 4x
D. y = 4 cos 2x

Use coordinate vectors to determine whether the given polynomials are linearly dependent in P2. Let B be the standard basis of the space P2 of polynomials, that is, let B = . 1 + 2t + t2, 3 - 9t2, 1 + 4t + 5t2

A. Linearly independent B. Linearly dependent

Sketch the graph of the given equation over the interval [-2?, 2?].y =  cos 2x 

A.

B.

C.

D.