Question

If ax+by = c and px + qy = r has unique solution then write the satisfied condition.

please answer thiz
in step by step explain ​

Answer 1

Answer:

The answer is D my friend

Step-by-step explanation:

A

=

B

=

C

=

D

≠

Answer

D

Answer 2

Answer:

a/p ≠ b/q (or) aq≠bp

Step-by-step explanation:

For unique solution, the line has to be interesting, i.e., a1/a2 ≠ b1/b2

where, a1= a, b1 = b and c1= c

a2= p, b2= q and c2=r

therefore, a/p ≠ b/q (or) aq≠bp

HOPE IT HELPS YOU