repede va rogg!!!!!!explicati-mi cum ati facut,multumesc!!!

Repede Va Roggexplicatimi Cum Ati Facutmultumesc class=

Răspuns :

x/xla2(x+1)*[2(x+1)*3(x-1) /  2xla2+4x -x-2 -x la2 -3x+1] = x/xla2(x+1)*[2(x+1)*3(x-1) / xla2 -1] =
x/xla2(x+1)*[2(x+1)*3(x-1) / (x-1)(x+1)]= 1/x(x+1) * 6 = 6/x(x+1)