By Amplifying Soft Sounds but Not Loud Sounds, Digital Hearing

question 40

Multiple Choice

By amplifying soft sounds but not loud sounds, digital hearing aids produce

• A) sensory interaction.
• B) compressed sound.
• C) higher frequencies.
• D) tinnitus.

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Definitions:

Linear Equations

Equations of the first degree, meaning they involve only first-degree variables (x) and constants, represent straight lines when graphed.

System

A set of principles or procedures according to which something is done; an organized scheme or method.

Determinant

A scalar value that can be computed from the elements of a square matrix and reflects the volume scaling factor of the linear transformation described by the matrix.

Equation

A mathematical statement that asserts the equality of two expressions, usually connected by an equals sign.