Mathematics, 01.07.2019 02:30 tashkynmurat
Which pair of equations represents two perpendicular lines? a. y=-7/8x+3 and -7y=-8x b. 8y=3x+40 and y=8/2x-1 c. 5y=15-2x and 2/5x-4=y d. y=9x+3 and y=9x-1/3
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Which pair of equations represents two perpendicular lines? a. y=-7/8x+3 and -7y=-8x b. 8y=3x+40 an...
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