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) \(\left( x ^ { 2 } + 3 \right) \left( x ^ { 2 } + 8 \right)\)

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