1. (x+2)²=___ + 4x + 4
2. (2x–3)²= 4x²–___ +9
3. (3x +4)²=9x² + 24x +___
4. (x–y)²=___ –2 2xy + y²
5. (2x + 3y)²= 4x² +___ + 9y²

pakisagot po,thanks ​

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