If the equation ax
2
  3xy − 2y
2 − 5x 5y c = 0 represents a pair of 
perpendicular straight lines, find a and c.
Karthi Keyan's image
Karthi Keyan
Oct. 4, 2017, 7:56 p.m.

Answers!

Davneet Singh's image
Davneet Singh
Oct. 5, 2017, 11:30 a.m.

Hello Karthi

Please add symbols in the equation of lines.

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