st-line

Question: Two consecutive sides of a parallelogram are $4x+5y=0$ and $7x+2y=0.$ If the equation to one diagonal is $11x+7y=9,$ then the equation of the other diagonal is

1) $x+2y=0$

2) $2x+y=0$

3) $x-y=0$

4) None of these

Solution:

Explanation: No Explanation

Slope of line Equation of line in different forms

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