SOLUTION: For the parabola passing through the points (1,1) (3,13) (5,49) What is the equation in the form y=ax^2+bx+c? What is the vertex of the parabola?

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Question 616215: For the parabola passing through the points (1,1) (3,13) (5,49)
What is the equation in the form y=ax^2+bx+c?
What is the vertex of the parabola?
Answer by ewatrrr(10682) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, 

For the parabola passing through the points (1,1) (3,13) (5,49)

 a + b + c = 1

 9a + 3b + c = 13

25a + 5b + c = 49

 a = 3, b = -6 and c = 4

 y = 3x^2 -6x + 4

 OR

 y = 3(x-1)^3 + 1 Vertex(1,1)