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Without drawing the graph, find out wether the lines representing the following pair of linear equations intersect at a point, are parallel or coincided. 18x - 7y = 24 and 9/5x - 7/10y = 9/10.

Posted by Aman Bedi 7 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Aman Singh 5 years ago

PARALLEL LINES First write both the eqns in ax+by+c=0 form, a1/a2 =18/(9/5) = 10 b1/b2 = -7/(-7/10) = 10 c1/c2 = -24/(-9/10) = 80/3 As (a1/a2) = (b1/b2) ≠ (c1/c2), It will form parallel lines.

2Thank You

Sanjay Singh 7 years, 5 months ago

It will form intersenting limes

Ans = 00

0Thank You

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CBSE > Class 10 > Mathematics