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If a^(2)+b^(2)+(1)/(a^(2))+(1)/(b^(2))=4 then the value of sqrt(a^(2)+b^(2)) is |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>x=a2+b2−a2−b2a2+b2+a2−b2</p><p></p><p></p><p>Use <a href="https://interviewquestions.tuteehub.com/tag/componendo-2533615" style="font-weight:bold;" target="_blank" title="Click to know more about COMPONENDO">COMPONENDO</a> and divivdendo <a href="https://interviewquestions.tuteehub.com/tag/rule-1192038" style="font-weight:bold;" target="_blank" title="Click to know more about RULE">RULE</a>:</p><p></p><p></p><p>x−1x+1=a2+b2+a2−b2−a2+b2+a2−b2a2+b2+a2−b2+a2+b2−a2−b2</p><p></p><p></p><p></p></body></html> | |