Ex – 3.1 Que No. 2(ii)
Q.2) On comparing the ratios a1/a2, b1/b2 and c1/c2, find out whether the lines representing the following pairs of linear equations intersect at a point, are parallel or coincident:
(ii).
9x + 3y + 12 = 0
18x + 6y + 24 = 0
Solution:–