use (a-b)2=a2=a2+2ab+b2 to evaluate the following :,(101)2, (10.2)
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Step-by-step explanation:
i have one doubt that what it is 2a or a is on square
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1
Answer:
(100+1)2=(100)2+2×100×1+(1)2
10000+200+1
10201
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