JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

The equation of the bisector of the acute angle between the lines

3x - 4y + 7 = 0

and

12x + 5y - 2 = 0

View answer and explanation

Correct option: C

21x + 77y - 101 = 0

Option C (

21x + 77y - 101 = 0

) is correct because it is the equation of the bisector of the acute angle between the two lines, determined by checking the sign of

a_1a_2 + b_1b_2

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