Question

Y=20x2 - 40

Could you draft the chart?

Answer 1

Given:

The equation is:

`y=20x^2-40`

To draw:

The graph of the given equation.

Solution:

We have,

`y=20x^2-40`

The table of values for the given equation is:

x : -2 -1 0 1 2

y : 40 -20 -40 -20 40

Plot these points on a coordinate plane and connect them by a free hand curve.

The graph of the given equation is shown below.