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OpenStudy (anonymous):
What is the equation of the line that is perpendicular to y = 2x – 4 and has a y-intercept of –2? A. x + 2y = –4 B. y=-1/2x+2 C. y==-2x-1 D. 2x + y = 2
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OpenStudy (dmb1215):
I think it is be because a perpendicular line is the recipcol slope to the original.
OpenStudy (anonymous):
how did u solve it ?
OpenStudy (dmb1215):
you just looked at the slopes and b was the only one that was the recipicol of the original
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