Add or Subtract $\sqrt { 6 a } - 2 \sqrt { 54 a } + 6 \sqrt { 24 a }$

question 178

Multiple Choice

Add or subtract. Assume all variables represent positive real numbers.
- $\sqrt { 6 a } - 2 \sqrt { 54 a } + 6 \sqrt { 24 a }$

• A) \(7 \sqrt { 84 a }\)
• B) \(4 \sqrt { 6 a }\)
• C) \(4 \sqrt { 84 a }\)
• D) \(7 \sqrt { 6 a }\)

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Definitions:

Superego

A component of the mind in psychoanalytic theory that reflects moral standards learned from parents and society.

Freudian Slips

Unintentional errors in speech or action believed to reveal subconscious thoughts or desires, named after Sigmund Freud.

Repressed Material

In psychoanalytic theory, repressed material refers to memories, thoughts, or impulses that are unconsciously blocked due to being considered threatening or unacceptable by the individual.

Vicarious Reinforcement

Learning through observing the reinforcement of another's behavior, increasing the likelihood of the observer engaging in that behavior.