Question

if the points (a,o), (0,b) and (1,1) are collinear, then which of the following is true? a) 1/a+1/b=2, b) 1/a-1/b=1 c) 1/a+1/b=1, d) 1/a-1/b=2 ​

Answer 1

Answer:

1/a+1/b=1

since proved that it's an answer..

c option is an correct answer