Write the function in the form 
or 
. Find the period and phase shift.y = 
sin
A. y = 
sin
period = 
; phase shift = 
B. y = 
sin
period = 8; phase shift = - 1
C. y = 
sin
period = 8; phase shift = - 
D. y = 
sin
period = 4; phase shift = 1
Answer: B
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Convert the units.18.17 m = mm
A. 18,170 mm B. 0.182 mm C. 1817 mm D. 0.0182 mm
Write the linear system corresponding to the reduced augmented matrix.
A. x1 = -4, x2 = t + 6, x3 = t for any real number t B. No Solution C. x1 = 4, x2 = -t + 6, x3 = t for any real number t D. x1 = 4, x2 = t + 6, x3 = 0
Solve the equation for the specified variable.S = 2?rh + 2?r2 for h
A. h = 2?(S - r)
B. h = 
- 1
C. h = S - r
D. h = 
Solve the problem.The manager of a bulk foods establishment sells a trail mix for $6 per pound and premium cashews for $12 per pound. The manager wishes to make 90 pounds of a 
mixture that will sell for $10 per pound. How many pounds of each should be used?
A. 30 pounds of trail mix 60 pounds of cashews B. 45 pounds of trail mix 45 pounds of cashews C. 60 pounds of trail mix 30 pounds of cashews D. 75 pounds of trail mix 15 pounds of cashews