Factor Completely Using the Grouping Method to Factor Trinomials $14 x ^ { 2 } - 49 x - 28$

question 71

Multiple Choice

Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.
- $14 x ^ { 2 } - 49 x - 28$

• A) \(7 ( 2 x + 1 ) ( x - 4 )\)
• B) prime
• C) \(( 14 x - 7 ) ( x + 4 )\)
• D) \(7 ( 2 x - 1 ) ( x + 4 )\)

---

Definitions:

T-Statistic

A type of test statistic calculated to determine if a hypothesis should be accepted or rejected, commonly used in a t-test to compare means.

Degrees of Freedom

The number of independent values or quantities that can vary in the analysis without breaking any constraints, relevant in statistical tests to assess the validity of the test.

Preservatives

Substances used in food processing and preservation to prevent spoilage and decay caused by microbial growth or undesirable chemical changes.

Hours Until Spoilage

The estimated time it takes for food or other perishable items to become unsuitable for consumption due to degradation or the growth of harmful organisms.