Question

а) 16/х2-64-х/х-8=-1;
б) х/х-6-36/х2-6х=0;
(а-1/а+1 - а+1/а-1): 2а/1-а2=

Answer 1

1/8•x2+192/x2-64=-1
-x2+192/x2-64=-8
-x2+8(x2-64)=-192
7x2=192+512
X2=320/7
X=6,761