Expand a Binomial Raised to a Power
- $$( 3 x - 4 y ) ^ { 3 }$$

question 225

Multiple Choice

Expand a Binomial Raised to a Power
- $$( 3 x - 4 y ) ^ { 3 }$$

• A) \(27 x ^ { 3 } - 108 x ^ { 2 } y + 144 x y ^ { 2 } - 64 y ^ { 3 }\)
• B) \(27 x ^ { 3 } - 36 x ^ { 2 } y + 48 x y ^ { 2 } - 64 y ^ { 3 }\)
• C) \(9 x ^ { 3 } y - 12 x ^ { 2 } y ^ { 2 } + 16 x y ^ { 3 }\)
• D) \(9 x ^ { 3 } y - 24 x ^ { 2 } y ^ { 2 } + 16 x y ^ { 3 }\)

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Definitions:

Galvanic Skin Response

Galvanic Skin Response is a method of measuring the electrical resistance of the skin, which varies with its moisture level; often used to gauge emotional arousal.

Autonomic Arousal

The physical response of the autonomic nervous system to stimuli, which can include increased heart rate, sweating, and other involuntary actions as a result of emotions such as fear or excitement.

Autonomic Arousal

The activation of the autonomic nervous system, which controls physiological responses not under voluntary control, such as heart rate and digestion.

James-Lange Theory

A theory proposing that emotions are the result of physiological reactions to events.