Special Products 2

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

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

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

= \({x}^{8}-8{x}^{4}{y}^{3}+16{y}^{6}\)