using identy solve. (102)2
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(102)²
(100+2)²
(a+b)²=a²+2ab+b²
Here,a=100,b=2
(100+2)²=100²+2(100)(2)+2²
⇒10000+400+4
⇒10404
Therefore,(102)²=10404
(100+2)²
(a+b)²=a²+2ab+b²
Here,a=100,b=2
(100+2)²=100²+2(100)(2)+2²
⇒10000+400+4
⇒10404
Therefore,(102)²=10404
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