Question:medium
The roots of the equation \( x^4 - 5x^2 + 4 = 0 \) are
The roots of the equation \( x^4 - 5x^2 + 4 = 0 \) are
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When solving quadratic equations in terms of \( x^2 \), make sure to consider both positive and negative square roots.
Updated On: Apr 18, 2026
- -2, 1, -2, -1
- 2, -1, -2, 1
- -2, -1, -1, -2
- 2, 1, 1, 2
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The Correct Option is B
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