TANCET
Group Studies
Mock Tests
Notes
Library
Webinars
Join Now
Question Practice
Share
Target (sec):
00:00
Qn #1255
Share
If the lines x + (a – 1)y + 1 = 0 and 2x + a
2
y – 1 = 0 are perpendicular, then the condition satisfies by a is
A.
|a| = 2
B.
0 < a < 1
C.
- 1 < a < 0
D.
a = - 1
Discussion
Join the Conversation
Log in to post comments and replies.
Log In
Open Discussion
❓ Question: If the lines x + (a – 1)y + 1 = 0 and 2x + a2y – 1... | TANCET Group Studies | Tancet Group Studies