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Mathematics, 01.07.2019 19:20 parisw8

If a = (4, -5) and b = (7, -9), what is the length of ab ? a. 6 units b. 5 units c. 8 units d. 7 units

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If a = (4, -5) and b = (7, -9), what is the length of ab ? a. 6 units b. 5 units c. 8 units d. 7 un...

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