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Mathematics, 08.10.2019 01:30 Mayjay2827

Line a is perpendicular to line b. if the slope of line a is 2/5,what is the slope of line b? pls answer asap, doing semester !

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Line a is perpendicular to line b. if the slope of line a is 2/5,what is the slope of line b? pls a...
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