\(10+\sqrt{29}\) और \(10-\sqrt{29}\) का गुणनफल क्या है?
What is the product of \(10+\sqrt{29}\) and \(10-\sqrt{29}\)?
Explanation opens after your attempt
B. (71)
Concept
The product is (102-\(\sqrt{29}\)2=100-29=71). Use \(a^2-b^2\) in conjugate multiplication.
Why this answer is correct
The correct answer is B. (71). The product is (102-\(\sqrt{29}\)2=100-29=71). Use \(a^2-b^2\) in conjugate multiplication.
Exam Tip
गुणनफल (102-\(\sqrt{29}\)2=100-29=71) है। संयुग्मी गुणन में \(a^2-b^2\) लगाएं।
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