Find the quadratic function y = f(x) that has the given vertex and whose graph passes through the given point.vertex 
; passing through 
A. y = -9(x + a)2 + 
B. y = -9(x - a)2 - 
C. y = -9(x + a)2 - 
D. y = -9(x - a)2 + 
Answer: B
Mathematics
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÷ 
A. 2
B. 4
C. 4
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Find the zeros of the quadratic function by completing the square. List the x-intercepts of the graph of the function.f(x) = x2 - 
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A. x = - 
, x = 
B. x = - 
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