Mathematics · Algebra
What are the factors of the algebraic expression x 4 + x 2 + 25?
- 1
- 2(x 2 + 3x + 5) (x 2 + 3x + 5)
- 3(x 2 - 3x + 5) (x 2 - 3x + 5)
- 4(x 2 + 3x + 5) (x 2 - 3x + 5)✓
- 5(x 2 + 3x - 5) (x 2 - 3x + 5)
Correct answer
(x 2 + 3x + 5) (x 2 - 3x + 5)
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