a²+9b²+6a-6b+10=0
a²+6a+9+9b²-6b+1=0
(a+3)²+(3b-1)²=0
a=-3
b=1/3
ab=-1
[6a^(m+2)b^(n+2)-4a^(m+1)b^(n+1)+2a^mb^m]/(-2a^mb^m)
=2a^mb^n(3a^2b^2-2ab+1)/(-2a^mb^n)
=-(3a^2b^2-2ab+1)
=-(3*1+2+1)
=-6
a²+9b²+6a-6b+10=0
a²+6a+9+9b²-6b+1=0
(a+3)²+(3b-1)²=0
a=-3
b=1/3
ab=-1
[6a^(m+2)b^(n+2)-4a^(m+1)b^(n+1)+2a^mb^m]/(-2a^mb^m)
=2a^mb^n(3a^2b^2-2ab+1)/(-2a^mb^n)
=-(3a^2b^2-2ab+1)
=-(3*1+2+1)
=-6