Analyze the graph and write the equation of the function it represents in standard form f(x) = a(x - h)2 + k.
A. f(x) = 
(x - 2)2 + 1
B. f(x) = - 
(x - 2)2 + 1
C. f(x) = 2(x - 2)2 + 1
D. f(x) = -2(x - 2)2 + 1
Answer: A
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A. y = -6 B. x = -6 C. x = 5 D. y = 5
Provide an appropriate response.Suppose ?PQR ? ?ABC, where ?ABC is shown below. Find PQ.
A. 5 B. Cannot be determined C. 3 D. 4
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A. polynomial function; (-?, ?) B. polynomial function; (-2, ?) C. polynomial function; [-2, ?) D. polynomial function; (-?, -2) ? (-2, ?)
Use the even-odd properties to find the exact value of the expression. Do not use a calculator.csc 
A. 1 B. -1 C. 0 D. undefined