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OpenStudy (anonymous):
"m1" =2, "m2"= -1/2 are the two lines perpendicular?
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OpenStudy (anonymous):
two lines are perpendicular only if m1*m2=-1
OpenStudy (anonymous):
Is 2*(-1/2)=-1 ?
OpenStudy (anonymous):
u have to check if m1*m2 is equal to -1 or not
OpenStudy (anonymous):
no its not...... @sauravshakya
OpenStudy (anonymous):
why not??? 2*(-1/2)=-1
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OpenStudy (anonymous):
it is equal to -1
OpenStudy (anonymous):
|dw:1380540641531:dw|
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