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| 1. |
If a+1/a=2 find the value of a^2+1/a^2 |
| Answer» <html><body><p><strong>Answer:</strong></p><p>2</p><p><strong>Step-by-step <a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>a+1/a=2</p><p>(a/a)+(1/a)=2</p><p>1+1/a=2</p><p>1/a=2-1</p><p>1/a=1</p><p>a=1</p><p>a^2+1/a^2=1^2+1/1^2=1+1/1=2/1=2</p></body></html> | |