Question

How do you graph `y=x^2 + 1`?

Answer 1

Explanation:

The equation defines a curve.

Plotting points on the graph:

When `x=0`
Then, `y=0+1`
`=>y=1`

When `x=1`
Then, `y=1+1`
`=>y=2`

When `y=2`
Then, `2=x^2+1`
`=>x^2=1`
`=>x=sqrt1`
`=>x=+1, -1`