How to fo products without actual multiplication 999*999?
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Answered by
0
(1000-1)(1000-1) =(1000-1)whole square
Answered by
1
(1000-1) (1000-1)
=>1000000-1000-1000+1
=>1000001-2000
=>998001
=>1000000-1000-1000+1
=>1000001-2000
=>998001
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