( \(4+\sqrt{29}\)\(4-\sqrt{29}\) ) का मान क्या है?
What is the value of ( \(4+\sqrt{29}\)\(4-\sqrt{29}\) )?
Explanation opens after your attempt
B. ( -13 )
Concept
Conjugate multiplication gives (42-\(\sqrt{29}\)2=16-29=-13). The middle terms cancel.
Why this answer is correct
The correct answer is B. ( -13 ). Conjugate multiplication gives (42-\(\sqrt{29}\)2=16-29=-13). The middle terms cancel.
Exam Tip
संयुग्मी गुणन से (42-\(\sqrt{29}\)2=16-29=-13) मिलता है। मध्य पद कट जाते हैं।
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