Question

If we write equation as $ax+by+c=0$, then $b=$?

• A. $0$
• B. $1$
• C. $2$
• D. $-2$

Answer 1

The correct option is B $1$

y = 2 represents the graph (i)
Point (0,2) lies on it and satisfy y = 2
It is parallel to x axis
We can write it as
$0.x+1.y=2$
$0.x+1.y-2=0$
$a=0$
$b=1$
$c=-2$