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Post to report: CLASE 82 y = ax 2 ( a  0). 4 4 8 8 –4 2 2 –2 2 4 1 22 – 1 1 2 2 –1 1 1 2 2 1 1 4 4 1 1 8 8 1 1 2 2 – – 1 1 4 4 2 2 1 1 – – 0 0 0 0 0 1 1 4 4 1 1 8.