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Mathematics, 04.06.2020 14:05 prettygirl1053473

4. Which of the following statements is NOT true for all real numbers a and b?
(A) (a+b)? – (a - b) ² = 4ab
(B) (a - b)(a+b)=a? – b2
(C) (a+b)` = a +3a²b+3ab2 +63
(D) a – b = (a+b+)(c-b)

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4. Which of the following statements is NOT true for all real numbers a and b?
(A) (a+b)? – (...

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