evelynm09
evelynm09
20-06-2017
Mathematics
contestada
(a + b)(a – b) = a2 + b2 true or false?
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czerski19orukrg
czerski19orukrg
20-06-2017
false it's a2-b2 :))))
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Dgbcool
Dgbcool
20-06-2017
False the correct answer negative not positive
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