Question

if the linex+3y-5=0 is perpendicular to kx-y=7, then k is​

Answer 1

hey mate here is ur answer

if lines are perpendicular then product of slope is -1.

slope of first line is -1/3 and slope of second line is k

-1/3 × k=-1

k=3

so answer is 3 .

hope it helps.

pls mark as brainliest.

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