JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

If the lines

3 x-y+1=0

and

x-2 y+3

=0

are equally inclined to the line

y=m x

, then the value of

m

is given by

View answer and explanation

Correct option: C

7 m^2-2 m-7=0

Option C (

7 m^2-2 m-7=0

) is correct because it is the equation obtained by equating the tangents of the angles between the line y=mx and the two given lines.

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