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2. Are the following lines parallel, perpendicular or neither: y=-2x and 2y-8 = x

Mathematics
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2. Are the following lines parallel, perpendicular or neither:  y=-2x   and  2y-8 = x

Apr 16th, 2015

The line y = -2x has the slope -2 while the line 2y - 8 = x or y = (x + 8)/2 has the slope 1/2 (the coefficient at x). Since the product of the slopes is (-2) (1/2) = -1, the lines are perpendicular.

Apr 16th, 2015

thank u...appreciate it

Apr 16th, 2015

You are welcome.

Apr 16th, 2015

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Apr 16th, 2015
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Apr 16th, 2015
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