Answered

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Y=20x2 - 40

Could you draft the chart?

Sagot :

Given:

The equation is:

[tex]y=20x^2-40[/tex]

To draw:

The graph of the given equation.

Solution:

We have,

[tex]y=20x^2-40[/tex]

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.

View image erinna
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