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Determine the amplitude, the period and the phase shift of the function 1.  y = 1/3 cos...

Determine the amplitude, the period and the phase shift of the function

1.  y = 1/3 cos ( -3 x ) + 1

2. y =   cos ( - 2 PIE x ) + 2

3. y = ½ sin (2 PIE x + PIE )

4. y = - ¼ cos (PIE x - 4 )

5. y = 2 sin (2 PIE x + 1 )

6. y = ½ sin ( 2 x - PIE/4 )

Math   Precalculus   
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