Question

The pair of lines represented by the equations 2x+y+3 = 0 and

4x+ky-6 =0 will be parallel if value of k is​

Answer 1

Answer:

−ky+3=04x+6y−5=0

To represent parallel lines,

4

2

=

6

−k

⟹

2

1

=

6

−k

⟹−k=

2

6

=−3

∴k=−3