5+ 6/x =x , x≠0
5x+6=x², x²-5x-6=0, (x+1)(x-6)=0
a)x+1=0, x=-1
b)x-6=0, x=6
ili
D=25+24=49, √49=7
x1=(5+7)/2=12/2=6
x2=(5-7)/2=-2/2=-1
5+ 6/x =x , x≠0
5x+6=x², x²-5x-6=0, (x+1)(x-6)=0
a)x+1=0, x=-1
b)x-6=0, x=6
ili
D=25+24=49, √49=7
x1=(5+7)/2=12/2=6
x2=(5-7)/2=-2/2=-1