Find the exact value of the expression.tan 345°
A. 
B. 2 + 
C. -2 - 
D. 
Answer: C
Mathematics
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Graph the parabola.y2 = -2x
A. 
B. 
C. 
D. 
Mathematics
Find the partial fraction decomposition for the rational expression.
A. 
+ 
B. - 
- 
C. - 
- 
D. - 
- 
Mathematics
Consider the points plotted in the graph below.
Give the coordinates for points I and J.
A. I: (5, 4), J: (0, -3) B. I: (-5, -4), J: (0, -3) C. I: (-4, -5), J: (-3, 0) D. I: (5, 4), J: (-3, 0)
Mathematics
Solve the problem.In a sale, the price of a computer is reduced by $247. The sale price is $1433. Find the marked price (original price) and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. $1186; 20.8% B. $1186; 17.2% C. $1680; 17.2% D. $1680; 14.7%
Mathematics