JHELICAROARINGGO
Answered

1. (a + b) 2
2. (a - b)
3. (a + b)(a - b)
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HAMREY26GO

Answer:

[tex]1. \: \: \: \: (a + b)2 \\ \\ = 2a + 2b[/tex]

[tex]3. \: \: \: \: \: (a + b)(a - b) \\ \\ = {a}^{2} {b}^{2} [/tex]

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