Asked by Bryan
Decide wheather the pair of lines is parrall, perpendicular or neither.
what is the slope?
5x+4y=6
4x-5y=10
I GOT -5/4 AND 4/5 NEITHER.
what is the slope?
5x+4y=6
4x-5y=10
I GOT -5/4 AND 4/5 NEITHER.
Answers
Answered by
Reiny
isn't the product of their slopes = -1 ??
or notice that one slope is the negative reciprocal of the other, so....
the lines are perpendicular.
or notice that one slope is the negative reciprocal of the other, so....
the lines are perpendicular.
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