Find an equation for the graph.
A. y = 2 cos (3x)
B. y = 3 cos 
C. y = 2 cos 
D. y = 3 cos (2x)
Answer: D
Mathematics
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Provide an appropriate response.Explain why the solution of a system of equations is the point of intersection of the graphs of the equations.
What will be an ideal response?
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(0, 1)
A. increasing B. decreasing C. constant
Mathematics
Simplify the expression by using the order of operations.8 ? 
- 2(6 - 4)
A. 68 B. 92 C. 644 D. 76
Mathematics
Simplify by factoring.
A. 5 
B. 15
C. 2 
D. 6
Mathematics