Condition satisfied by the pair of equation 2x+3y=−5 and 4x+6y−10=0 is
a1a2 ≠ b1b2 = c1c2.
a1a2 = b1b2 = c1c2
a1a2 = b1b2 ≠ c1c2
a1a2 ≠ b1b2
a1a2 = 12 , b1b2 = 12, c1c2 = −12
⇒a1a2 = b1b2 ≠ c1c2.
Condition satisfied by 2x +3y = -5 and 4x +6y -10 = 0 is