The lines , ,

MATHEMATICS · Single correct · CBSE · Mathematics · Straight Lines · Straight Lines

Problem

The lines

y=mx

,

y+2x=0

,

y=2x+k

, and

y+mx=k

form a rhombus if

m

equals (1)

-1

(2)

\frac{1}{2}

(3)

1

(4)

2

Related theory

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