Special Products 2

= \({\left(A-B\right)}^{2}\) , where \(A=5{x}^{3}\) and \(B=4{y}^{2}\)

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

= \({\left(5{x}^{3}\right)}^{2}-2\left(5{x}^{3}\right)\left(4{y}^{2}\right)+{\left(4{y}^{2}\right)}^{2}\)

= \(25{x}^{6}-40{x}^{3}{y}^{2}+16{y}^{4}\)