JEE MATHEMATICS MCQ: PAIR OF STRAIGHT LINES

1 Easy

1 of 1

Application +4 | -1

If the lines

x+(a-1) y+ 1=0

and

2 x+a^2 y-1=0

are mutually perpendicular, then .......

View answer and explanation

Correct option: D

a=-1

Option D (

a=-1

) is correct because it is the only real solution to the equation derived from the perpendicularity condition of the two lines.

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