Find the Value of N So That the Expression Is $$x ^ { 2 } + 20 x + n$$

question 37

Multiple Choice

Find the value of n so that the expression is a perfect square trinomial and then factor the trinomial.
- $$x ^ { 2 } + 20 x + n$$

• A) \(n = 100 ; ( x + 10 ) ^ { 2 }\)
• B) \(n = 400 ; ( x + 20 ) ^ { 2 }\)
• C) \(n = 100 ; ( x + 10 ) ( x - 10 )\)
• D) \(n = 100 ; ( x - 10 ) ^ { 2 }\)

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Definitions:

Rhizome

A type of underground stem that grows horizontally, producing roots and shoots at intervals to enable a plant to spread.

Ferns

Non-flowering plants with feather-like leaves that reproduce via spores, lacking seeds and flowers.

Horsetails

A group of vascular plants from the genus Equisetum, known for their reed-like appearance, that reproduce through spores instead of seeds.

Silica

A mineral compound made of silicon and oxygen (SiO2), commonly found in quartz and used in various technologies and construction materials.