Efectuar :a (x + 8)(x + 2) =b (x + 12)(x - 13) =c (2x + 3)(2x + 5) =d (3x + 8)(3x - 11) =e (7x - 5)(7x - 1) =f (x² + 8)(x² - 3) =?
Efectuar : a (x + 8)(x + 2) = b (x + 12)(x - 13) = c (2x + 3)(2x + 5) = d (3x + 8)(3x - 11) = e (7x - 5)(7x - 1) = f (x² + 8)(x² - 3) =.