Question

103x103-97x97
0.6x0.6-0.4x0.4
Sol.=(103)^2-(97)^/(0.6)^2-(0.4)^2
=(103+97)(103-97)/(0.6+0.4)(0.6-0.4)
=200×6/1×0.2
=1200/0.2
=12000/2
=6000-Ans


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Answer 1

Answer:

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