Question

(x - y) (x + y) = x² - y²​

Answer 1

Answer:

Lets take LHS

$(x + y)(x - y) \\ x(x - y) + y(x - y) \\ {x}^{2} - xy + xy - {y}^{2} \\ {x}^{2} - {y}^{2} \\ LHS = RHS$

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