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​ 3√5 - √7 का सरलतम परिमेय गुणनखण्ड है ​(a) 3√5 (b) √7 (c) 3√5 + √7 (d) इनमे से कोई नहीं

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\(3 \sqrt{5}-\sqrt{7}\) का सरलतम परिमेय गुणनखण्ड है

(a) 3√5 

(b) √7 

(c) 3√5 + √7 

(d) इनमे से कोई नहीं

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विकल्प (c) 3√7 + √7 सही है।

\(3\sqrt{5}-\sqrt{7}\) का सरलतम परिमेय गुणनखण्ड = \(3\sqrt{5}-\sqrt7\)

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