find the square 97 using(a-b)²=a²-2ab+b² identity
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Step-by-step explanation:
(97)²
=Using identity: (a-b)²=a²-2ab+b²
We get : (97)²
=(100-3)²
=(100)²-2(100)(3)+(3)²
=10000-600+9
=9409
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