Question

(a+1/a)(a-1/a)+(a+1/a)

Answer 1

ᎪNᏚᏔᎬᎡ:

$(a + \frac{1}{a} )(a - \frac{1}{a} ) + (a + \frac{1}{a} ) \\ = (a + \frac{1}{a} )(a - \frac{1}{a} + 1)$

ᎢᎻᏆᏚ ᏆᏚ YᎾᏌᎡ ᎪNᏚᏔᎬᎡ ᎻᎾᏢᎬ ᏆᎢ ᎻᎬᏞᏢᏚ ᎢᎾ YᎾᏌ☺️