| ecOB| = \sqrt(-1 - \sqrt7)^2 + (1 - \sqrt7)^2 = \sqrt(1 + 2\sqrt7 + 7) + (1 - 2\sqrt7 + 7) = \sqrt16 + 8 = \sqrt24 = 2\sqrt6 - Veritas Home Health
Mar 01, 2026
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