Question

Find the equation of the straight line passing through the points (a,b) and ( a+b,a-b)​

Answer 1

Answer:

given points are (u, v)=(a, b)

(X, Y) =(a+b),(a-b)

formula :x-u/u-X=y-v/v-Y

x-a/a-(a+b)=y-b/b-(a-b)

x-a/b=y-b/a

ax-by-a²+b²=0