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The minimum of a parabola is located at (–1, –3). The point (0, 1) is also on the graph. Which equation can be solved to determine the a value in the function representing the parabola?

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UnicornFudge
✦ Explanation ✦

☛ We know that (-1,-3) is the vertex. 
☛ Set up the parabola as y = k(x+1)²-3
☛ 1 = k(0+1)²-3
☛ k = 4
☛ y = 4(x+1)²-3 is the equation 

Hope that helps! ★ If you have further questions about this question or need more help, feel free to comment below or leave me a PM. -UnicornFudge aka Nadia
thatrandomacc

Answer:

A, 1 = a(0 + 1)^2 – 3

Step-by-step explanation:

I just took it on edge

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