\(7+\sqrt{13}\) और \(7-\sqrt{13}\) का योग क्या है?
What is the sum of \(7+\sqrt{13}\) and \(7-\sqrt{13}\)?
Explanation opens after your attempt
A. (14)
Concept
The irrational terms cancel and the sum is (14). The sum of conjugate numbers can be rational.
Why this answer is correct
The correct answer is A. (14). The irrational terms cancel and the sum is (14). The sum of conjugate numbers can be rational.
Exam Tip
अपरिमेय पद कट जाते हैं और योग (14) है। संयुग्मी संख्याओं का योग परिमेय हो सकता है।
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