Answers

2014-12-03T18:27:02+05:30
For  a line ax + by + c = 0 the perpendicular line is in form ay - bx = k

so according to it  the form will be 3y + 2x = k

putting the point 7, 2 we get value for k = 3 x 2 + 2 x 7 = 20 

so the required line is 3y + 2x = 20 or 3y + 2x - 20
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