Graph the Function $$f ( x ) = \frac { x ^ { 2 } + x - 9 } { x ^ { 2 } - 9 }$$

question 127

Multiple Choice

Graph the function.
- $$f ( x ) = \frac { x ^ { 2 } + x - 9 } { x ^ { 2 } - 9 }$$

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Definitions:

X-rays

A form of electromagnetic radiation with a very short wavelength, capable of penetrating solids and used in medical imaging and other applications.

Matter

Anything that has mass and takes up space, made up of atoms or molecules, and can exist in solid, liquid, or gas form.

Mass

A measure of the amount of matter in an object, usually expressed in grams or kilograms.

Isotopes

Variants of a particular chemical element which have the same number of protons in their nuclei but differ in the number of neutrons, leading to different atomic masses.