Sketch the graph on the coordinate system provided.y = cos 
- 2
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph each set of numbers on the number line.1, 3, 5, 7
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.-6n - 3 = 21
A. n = 22 B. n = -18 C. n = 4 D. n = -4
Mathematics
Determine whether the equation is a linear equation in two variables.7x - 5y2 = 3
A. yes B. no
Mathematics
For problems 3-15, use guess and check or the 
method to completely factor each polynomial. If the polynomial is prime, indicate that fact.
A. 
B. 
C. 
D. prime
E. none of these
Mathematics