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(a + b)(a – b) = a2 + b2 true or false?
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(a + b)(a – b) = a2 + b2 true or false?

User DSCH
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2 Answers

2 votes
False the correct answer negative not positive 
User Andrew Samuelsen
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6 votes
false it's a2-b2 :))))
User Nyarasha
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