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Mathematics, 22.05.2020 08:59 kaylacornish06

Which of the equations are true identities?
A. n(n − 2)(n + 2) = n- 4n
B. (x + 1)2 – 2x + y2 = x2 + y2 +1

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Which of the equations are true identities?
A. n(n − 2)(n + 2) = n- 4n
B. (x + 1)2 – 2x...
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