Use Substitution to Factor the Polynomial Completely $$x ^ { 4 } - 5 x ^ { 2 } - 24$$

question 45

Multiple Choice

Use substitution to factor the polynomial completely.
- $$x ^ { 4 } - 5 x ^ { 2 } - 24$$

• A) \(\left( x ^ { 2 } - 3 \right) \left( x ^ { 2 } - 8 \right)\)
• B) \(\left( x ^ { 2 } - 3 \right) \left( x ^ { 2 } + 8 \right)\)
• C) \(\left( x ^ { 2 } + 3 \right) \left( x ^ { 2 } - 8 \right)\)
• D) \(\left( x ^ { 2 } + 3 \right) \left( x ^ { 2 } + 8 \right)\)

Understand the reduction of multinomial experiments to binomial experiments under specific conditions.

Analyze data to test differences among rates or proportions from different populations or groups.

Comprehend the use and interpretation of contingency tables in statistical analysis.

Identify the relationship between z-tests and chi-square tests for binomial proportion comparisons.

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