st-line

Question: The ends of the base of an isosceles triangle are at $(2a,\ 0)$ and $(0,\ a).$ The equation of one side is $(lx+my)(a+b)=(l+m)\ ab$ The equation of the other side is

1) $x+2y-a=0$

2) $x+2y=2a$

3) $3x+4y-4a=0$

4) $3x-4y+4a=0$

Solution:

Explanation: No Explanation

Slope of line Equation of line in different forms

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