Factor
- $$3 a ^ { 3 } + 12 a ^ { 2 } - 15 a$$

question 121

Multiple Choice

Factor.
- $$3 a ^ { 3 } + 12 a ^ { 2 } - 15 a$$

• A) \(3 a ( a - 5 ) ( a - 1 )\)
• B) \(3 a ( a + 5 ) ( a - 1 )\)
• C) \(3 a ( a + 5 ) ( a + 1 )\)
• D) \(3 a ( a - 5 ) ( a + 1 )\)

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Definitions:

Neutral Atoms

Atoms with an equal number of protons and electrons, resulting in no overall electric charge.

Uranium-235

An isotope of uranium making up about 0.7% of natural uranium, significant for its ability to undergo fission and its use in nuclear reactors and weapons.

Neutrons

Subatomic particles present in the nucleus of an atom, carrying no electrical charge and having a mass slightly larger than that of protons.

Uranium

A heavy, silvery-white metallic element, radioactive and used as fuel in nuclear reactors and weapons.