Determine the vertex of the graph of the parabola.y = x2 - 4x + 7
A. 
B. (2, -4)
C. (2, -3)
D. (2, 3)
Answer: D
Mathematics
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A. -1.2y18 B. -0.064y18 C. -0.0064y18 D. -0.64y9
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Divide and simplify.
÷ 
A. z + 8
B. 
C. 
D. 
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