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2x3 + x2 – 2x – 1 എന്ന ക്രിയയെ എന്ത് കൊണ്ട് ഹരിക്കാം?

This question was previously asked in
UPPSC Civil Service 2019 Official Paper 2
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  1. 2x + 3
  2. 2x + 1
  3. 2x - 3
  4. 2x – 1

Answer (Detailed Solution Below)

Option 2 : 2x + 1
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Detailed Solution

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2x3 + x2 – 2x – 1

⇒ x2(2x + 1) – (2x + 1)

⇒ (2x + 1) (x2 – 1)

∴ 2x3 + x2 – 2x – 1 എന്ന ക്രിയയെ ​(2x + 1) കൊണ്ട് ഹരിക്കാം.
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-> Prepare for the exam with UPPCS Previous Year Papers. Also, attempt UPPCS Mock Tests.

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