Factor the Polynomial by Substitution $$8 x ^ { 4 } + 18 x ^ { 2 } + 9$$

question 89

Multiple Choice

Factor the polynomial by substitution.
- $$8 x ^ { 4 } + 18 x ^ { 2 } + 9$$

• A) \(\left( 4 x ^ { 2 } + 3 \right) \left( 2 x ^ { 2 } + 3 \right)\)
• B) \(\left( 8 x ^ { 2 } + 3 \right) \left( x ^ { 2 } + 3 \right)\)
• C) \(\left( 4 x ^ { 2 } - 3 \right) \left( 2 x ^ { 2 } - 3 \right)\)
• D) \(\left( 4 x ^ { 2 } + 1 \right) \left( 2 x ^ { 2 } + 9 \right)\)

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