wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If the pair of linear equations a1x+b1y+c1=0 and a2x+b2y+c2=0,(a1,b1,c1,a2,b2 and c2 are all real numbers and a1,b1,a2,b2, are not equal to zero) represents parallel lines, then which of the following is correct?

A
a1a2=b1b2c1c2
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
a1a2b1b2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
a1a2=2b1b2=2c1c2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
a1a2=b1b2=c1c2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A a1a2=b1b2c1c2

Given: Pair of linear equations a1x+b1y+c1=0 and a2x+b2y+c2=0 ( where a1,b1,c1,a2,b2,and c2 are all real numbers and a1,b1,a2,b2 are not equal to zero )

For, the two equations to be parallel, a1a2=b1b2c1c2.
Hence, the correct answer is option (1).

flag
Suggest Corrections
thumbs-up
159
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
All About Lines
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon