Question

(1)

Answer 1

We know that,

slope = $\rm{\frac{(y2 - y1)}{(x2 - x1)} }$

Let (0,1)=(x 1 ,y 1 ) and (1,2)=(x 2,y 2 )

So,

Slope of line = $\frac{(2 - 1)}{(1 - 0)} = 1$

Now,

The required line equaqtion is given by,

==> y−y 1 = m(x-x1)

==> y−1=1(x−0)

==> y−1=x

==> y=x+1