Find the Y-Intercept of the Polynomial Function $$f ( x ) = - x ^ { 2 } ( x + 4 ) ( x - 7 )$$

question 506

Multiple Choice

Find the y-intercept of the polynomial function.
- $$f ( x ) = - x ^ { 2 } ( x + 4 ) ( x - 7 )$$

• A) 0
• B) \(- 7\)
• C) \(- 28\)
• D) 28

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Definitions:

Internal Consistency

A measure of the reliability of a psychological test or survey, reflecting the extent to which all items assess the same characteristic.

Face Validity

The extent to which a test or measurement appears effective in terms of its stated aims to those taking or observing it, on the surface level.

Construct Validity

The degree to which a test or instrument measures the theoretical construct it is intended to measure.

Correlate

To possess a reciprocal relationship or link, where one element influences or relies upon another.