Factor the Trinomial Square and Use the Square Root Method $x ^ { 2 } - 5 x + 9 = 9$

question 7

Multiple Choice

Factor the trinomial square and use the square root method to solve the equation. $x ^ { 2 } - 5 x + 9 = 9$

• A) \(0\)
• B) \(\pm 5\)
• C) \(0 , - 5\)
• D) \(0,5\)
• E) \(5\)

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Definitions:

Ions

Atoms or molecules with a net electric charge due to the loss or gain of one or more electrons.

Rate-Limiting Factor

Any chemical in limited supply that restricts the pace at which another chemical can be synthesized.

Dopamine

A neurotransmitter in the brain that plays a key role in reward, motivation, and motor control.

Tyrosine Hydroxylase

An enzyme involved in the synthesis of dopamine, a neurotransmitter crucial for movement, mood regulation, and decision-making.