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lulubj
 one year ago
The vertex of the parabola is at (4,1). When the yvalue is 0, the xvalue is 2. What is the coefficient of the squared term in the parabola's equation?
A. 6
B.6
C.3
D.3
lulubj
 one year ago
The vertex of the parabola is at (4,1). When the yvalue is 0, the xvalue is 2. What is the coefficient of the squared term in the parabola's equation? A. 6 B.6 C.3 D.3

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0The vertex equation for a parabola with vertex (h, k) is \[y = a(xh)^2+k\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Using the given vertex (4, 1), \[y = a(x+4)^21\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Plug in (2, 0) into the parabola equation to solve for a.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[0 = a(2+4)^21 = 36a  1\]
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