Question
Download Solution PDFजर (3 + 2√5)2 = 29 + K√5, तर K चे मूल्य किती?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFपद्धत I: (3 + 2√5)2
= (32 + (2√5)2 + 2 × 3 × 2√5)
= 9 + 20 + 12√5 = 29 + 12√5
तुलना केल्यास, 29 + 12√5 = 29 + K√5
आपल्याकडे,
K = 12
Additional Information
29 + 12√5 = 29 + K√5
⇒ K√5 = 29 - 29 + 12√5
⇒ K√5 = 12√5
∴ K = 12
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