For the given equation, find the vertex or vertices.r = 
A. 
B. 
, 
C. 
, 
D. 
Answer: A
Mathematics
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Write an inequality involving absolute value that describes the graph shown.
A. 
? 2
B. 
? -6
C. 
? 2
D. 
? 2
Mathematics
Use the reference angle to find the exact value of the expression. Do not use a calculator.sin 
A. - 
B. - 
C. -1
D. 
Mathematics
Define composition.
What will be an ideal response?
Mathematics
Solve the problem.A painter needs to cover a triangular region 63 meters by 66 meters by 71 meters. A can of paint covers 70 square meters. How many cans will be needed?
A. 311 cans B. 3 cans C. 14 cans D. 28 cans
Mathematics