Mathematics, 16.10.2020 23:01 lizzyhearts
Expanding each integer in the expression 21x12, the result is [(2x10^1)+(1x10^0)]x[(1x10^1)+(2x10 ^0)]. Replace the 10s with x's and then multiply this expression using FOIL. Compare it with the normal integer multiplication method used above: How are they similar? show your work
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Expanding each integer in the expression 21x12, the result is [(2x10^1)+(1x10^0)]x[(1x10^1)+(2x10 ^0...
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