Necesito ejemplos de binomios conjugados de mismo signo,diferente signo y de fracciones porfa. ayuda
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BINOMIO CONJUGADO DE MISMO SIGNO:
(a + b)(a - b) = (a + b) a + (a + b)(- b)
= a (a) + b (a) + a (- b) + b (- b)
= a2 + ab - ab - b2
= a2 - b2