SOLUTION: Hi, im trying to find the equation of a parabola that this is depicted on a graph. All i have been given is a graph and I have worked out the vertex coordinate is (1, -3)and anothe

Question 867402: Hi, im trying to find the equation of a parabola that this is depicted on a graph. All i have been given is a graph and I have worked out the vertex coordinate is (1, -3)and another point is (0, -1). Could you please help me figure out the equation of this parabola? Thank you!
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
Start from standard form:

has vertex (h,k). You found the vertex from the graph, so you next need to find the value of a using the other given point of the graph.

First, solve for a.

Use the point given point and the vertex.

Equation is
RELATED QUESTIONS
I am trying to help a student, but all of the online resources have x and y on opposite... (answered by richwmiller,greenestamps)

I've been instructed to find the general equation given this information: zeros at... (answered by stanbon)

I am trying to figure out how to make a f(x) function for the following coordinates (I am (answered by rothauserc)

So I'm trying to graph a parabola. I already have an equation for it, I just need to find (answered by MathLover1,KMST)

I am trying to solve a function that I must graph and I am having a problem solivng the... (answered by stanbon)

i need help with writing equations for parabolas and eclipses the question i have in... (answered by stanbon)

Hi I have been trying to figure this out but it seems there are no examples in my book or (answered by Earlsdon)

I am given three points on a graph (0, 1.8) (2,4) and (4,3) and am asked to find the... (answered by josgarithmetic,lwsshak3)

Hi, Im stuck on this problem. The directions are: "The terminal side of an angle of t... (answered by stanbon)