Find the exact value of the expression.
A. - 
B. - 
C. -2
D. -
Answer: D
Mathematics
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Multiply.-5
(
- 3)
A. -5y - 15
B. -5y + 15
C. -5y + 
D. -5
+ 15y
Mathematics
The angle ? is an angle in standard position and satisfies the given conditions. Find the indicated trigonometric function value of ?. Do not use a calculator.The terminal side of ? is in quadrant IV and lies on the line 
Find 
A. - 
B. 
C. 
D. 
Mathematics
Graph the system of inequalities.3x - 2y ? 6 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.6 - 9x = 5x - 8x - 12
A. {3}
B. 
C. 
D. 
Mathematics