Evaluate.- 
- 
A. - 
B. - 
C. 
D. - 
Answer: B
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Find the phase shift.y = -3 cos(8x + ?)
A. 
units to the left
B. 8? units to the right
C. 3? units to the right
D. 
units to the left
Solve the problem.Pete is driving across country from Boston to Seattle. He keeps a record of the distance that he drives each day. Monday 438 miles Tuesday 332 miles Wednesday 329 miles Thursday 218 miles Friday 211 milesHow much further did he drive on Monday than on Friday?
A. 227 miles B. 438 miles C. 649 miles D. 220 miles
Solve.Ron's checking account has a beginning balance of $259. He writes a check for $70 and enters that number in his checkbook as -70 to show that it is a check. What is the new balance of Ron's checking account?
A. -$189 B. $189 C. $329 D. -$329
Use the given triangles to evaluate the expression. Rationalize all denominators. 
cos 
A. 
B. 
C. 
D. 