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1. 4x^4 + 1 কে উৎপাদকে বিশ্লেষণ করন।
- A. (2x² + 2x + 1)(2x² - 2x - 1)
- B. (2x² + 2x + 1)(2x² - 2x - 1)
- C. (2x² + 2x + 1)(2x² - 2x - 1)
- D. (2x² + 2x + 1)(2x² - 2x - 1)
Answer: Option C
Explanation:
4x⁴ + 1 = {(2x)²}² + 2.2x².1 + 1)² - 4x²
= (2x² + 1)² - (2x)²
= (2x² + 2x + 1)(2x² - 2x + 1)
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