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What is the value of ( \sqrt{\frac{81}{121}}-\sqrt{\frac{4}{49}} )?( \sqrt{\frac{81}{121}}-\sqrt{\frac{4}{49}} ) का मान क्या है?
Answer and explanationउत्तर और व्याख्या
Correct answer:सही उत्तर: ( \frac{41}{77} )( \frac{41}{77} )
( \sqrt{\frac{81}{121}}=\frac{9}{11} ) and ( \sqrt{\frac{4}{49}}=\frac{2}{7} ). The difference is ( \frac{63}{77}-\frac{22}{77}=\frac{41}{77} ).( \sqrt{\frac{81}{121}}=\frac{9}{11} ) और ( \sqrt{\frac{4}{49}}=\frac{2}{7} ) है। अंतर ( \frac{63}{77}-\frac{22}{77}=\frac{41}{77} ) है।
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