Perform the division.
A. x2 + 49
B. x2 - 7x - 49
C. x2 + 7x + 49
D. x2 - 7x + 49
Answer: D
Mathematics
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using the substitution u = cot x and using the substitution 
Show the results are the same.
What will be an ideal response?
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Find the values of a1, a2, a3, and a4.an = 
n
A. 0, 1, 
, 
B. 0, 2, 
, 
C. 2, 
, 
, 
D. 1, 
, 
, 
Mathematics
Provide an appropriate response.Suppose a third-grade class had a project to determine how many pets they had. Describe questions that might be asked, how the data might be collected, how it might be analyzed, and how it might be interpreted.
What will be an ideal response?
Mathematics
Shade the region of feasible solutions for the given constraints.2x + 3y ? 6 x - y ? 3x ? 0, y ? 2
A. 
B. 
C. 
D. 
Mathematics