Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find tan ?.
A. 
B. 
C. 
D. 
Answer: A
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Find the indicated maximum or minimum values by the linear programming method. The constraints are shown below the objective function.Maximum P:P = 8x + 2yx ? 0, y ? 0x + y ? 52x + y ? 8
A. 32 B. 10 C. 40 D. 28
The circle in the figure below has a radius of r and center at C. The distance from A to B is x, the distance from A to D is y, and the length of arc BD is s. For the following problem, redraw the figure, label it with the values given, and then solve.
?
If 
and 
, find x.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
?
A. 
B. 
C. 
D. 
E. 
Use rational equations to solve the problems.Mario's retirement deduction from his monthly pay is $181.94. If the retirement deduction is 7% of his gross monthly salary, then what is his gross monthly salary?
A. $2,339.23 B. $2,079.31 C. $2,599.14 D. $3,118.97
Find the product. Write the product in rectangular form, using exact values.[8 cis 240°] [6 cis 330°]
A. 24i
B. -12 + 12
i
C. 24
D. -24
- 24i