Use the Product Rule to Simplify the Expression $x ^ { 7 } \cdot x ^ { 8 }$

question 19

Multiple Choice

Use the product rule to simplify the expression.
- $x ^ { 7 } \cdot x ^ { 8 }$

• A) \(x ^ { 56 }\)
• B) \(2 x ^ { 56 }\)
• C) \(2 x ^ { 15 }\)
• D) \(x ^ { 15 }\)

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Definitions:

Weber Fraction

A constant proportion in Weber's Law that describes the smallest change in a stimulus that can be detected as a proportional part of the original stimulus.

Psychological Magnitude

The quantifiable aspect of a psychological factor, such as the intensity of a sensation, emotion, or perception.

Standard Stimulus

A stimulus used as a benchmark in experiments to measure how different stimuli can influence behavior or perception compared to this control stimulus.

Constant

A value or quantity that remains unchanged within a given context or under specified conditions.