I think the answer would be 75%, meaning that the orange juice would have a greater percentage of water.
Answer:
it's b
Step-by-step explanation:
hope this helps! :D
Y = x^2 + 2x - 1 = x^2 + 2x + 1 - 1 - 1 = (x + 1)^2 - 2
The vertex of a parabola given by y = a(x - h)^2 + k is (h, k).
Therefore, the vertex of y = (x + 1)^2 - 2 is (-1, -2)