Special Products 2

= \({\left(A-B\right)}^{2}\) , where \(A=10{x}^{3}\) and \(B=9{y}^{3}\)

= \(A^2-2AB+B^2\)

= \({\left(10{x}^{3}\right)}^{2}-2\left(10{x}^{3}\right)\left(9{y}^{3}\right)+{\left(9{y}^{3}\right)}^{2}\)

= \(100{x}^{6}-180{x}^{3}{y}^{3}+81{y}^{6}\)