Колко 2+2(тест)искам да знам за един тест
1 answer:
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It's already a square; we don't need to add anything to complete the square.
That's a vertex at x = -1. The corresponding y is y=0.
Answer: Vertex at (-1,0)
As for the other questions cut off there, the axis is the vertical line x = -1 and the range is y ≥ 0.