formula (a+b)(a-b) =a²-b² formula (a+b)²=a²+2ab+b² example for understanding
(🍎+)²=🍎²+2🍎
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(a-b)²=a²-2ab+b² example
🍔²-2🍩🍔+🍩²=(🍔-🍩)² I can teach different examples to understand the questions. My behavior is good with students. I have study math subject and science subjects. My method for understanding the questions is easy...