Use identity (a-b)=a＾2+b＾2+2 ab to find the square of 49 – InterviewSolution

1.	Use identity (a-b)=a＾2+b＾2+2 ab to find the square of 49
Answer» 2401Step-by-step explanation:49=50-1sq(49)=sq(50-1)(50-1)^2=50^2+1^2-2501 =2500+1-100 =2401pls MARK me as brainlist.....

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