Use (a-b)square= a square -2ab +b square to find the value of (997)square
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Answer:
Step-by-step explanation:
997 can be written as 1000-3
(1000-3)square=(1000^2)-(2*1000*3)+3^2
=1000000-6000+9
=1000009-6000
=994009
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Step-by-step explanation:
The answer is in the above image
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