find the product using appropriate identity 1005x 1009
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Step-by-step explanation:
1005 x 1009
( 1000+5)(1000+9)
using identity
(x+a)(x+b) = x^2+(a+b)x+ab
(1000)^2+(5+9)1000+5x9
1000000 +14000+45
1014045
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0
Answer:
1014045
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