1.

Evaluate by using the identity (56)2 - (55)2​

Answer» <html><body><p>1Step-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>:(<a href="https://interviewquestions.tuteehub.com/tag/56-325545" style="font-weight:bold;" target="_blank" title="Click to know more about 56">56</a>)<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>- (<a href="https://interviewquestions.tuteehub.com/tag/55-325247" style="font-weight:bold;" target="_blank" title="Click to know more about 55">55</a>)2 = 56 -55=1</p></body></html>


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