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Mathematics, 23.09.2019 21:50 anthonybowie99

Which pair of slopes represent perpendicular lines?
a. 1/2, -1/2
b. 1/3, 3
c. -1/4, 4
d. -1/5,-5 best answer and follow : ) u

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Which pair of slopes represent perpendicular lines?
a. 1/2, -1/2
b. 1/3, 3
c. -1/...
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