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Find the square of the following using the identity ( a+b)=a2+2ab+b2. 102 |
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Answer» Answer: 10404 Step-by-step explanation: 102=(100+2) Now, (100+2)² (a+b)²=a²+b²+2ab Therefore, (100+2)²=100²+2²+2×100×2 =10000+4+400 =10404 Therefore, 102²( i.e 100+2 )²=10404 |
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