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Anyone here ??? -_-flora u here ??? -_- ​

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EXPLANATION:

\boxed{\begin{array}{| c |}\qquad\tt\large\textsf{ ! Formulas ! }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ ( a + b )² = a² + 2ab + b² }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ ( a - b )² = a² - 2ab + b² }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ a² - b² = ( a + b ) ( a - b ) }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ ( a + b )³ = a³ + 3a²b + 3ab²  }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ ( a - b )³ = a³ - 3a²b + 3ab² - b³ }\\\\\\\qquad\tt{:}\longrightarrow\large\textsf{ a³ - b³ = ( a - b ) ( a² + ab + b² ) }\end{array}}



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