Mathematics
Mathematics, 25.06.2019 04:10, manarhizam12

Which shows 42^2 βˆ’ 28^2 being evaluated using the difference of perfect squares method? 422 βˆ’ 382 = (1,764 βˆ’ 1,444)(1,764 + 1,444) = 1,283,200 422 βˆ’ 382 = 1,764 βˆ’ 1,444 = 400 422 βˆ’ 382 = (42 βˆ’ 38)2 = (4)2 = 16 422 βˆ’ 382 = (42 + 38)(42 βˆ’ 38) = (70)(4) = 280

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Which shows 42^2 βˆ’ 28^2 being evaluated using the difference of perfect squares method? 422 βˆ’ 382 =...

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