Question

(a+b)²+(a-b)²-ab solve plz​

Answer 1

Step-by-step explanation:

${(a + b)}^{2} + {(a - b)}^{2} - ab \\ {a}^{2} + {b}^{2} + 2ab + {a}^{2} - 2ab + {b}^{2} - ab \\ 2 {a}^{2} + 2 {b}^{2} - ab$

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