ICSE Class 8 Answered

$Multiply space the space expression space 3 straight x space plus space 2 straight y space minus space straight z space space by space 3 straight x minus 2 straight y space using space column space method.$ Please provide solution to this question

Asked by Topperlearning User | 16 Sep, 2016, 03:45: PM

Expert Answer

$3 straight x space plus space 2 straight y space minus space straight z space space space space space space space space space space 3 straight x minus 2 straight y minus negative negative negative negative negative negative negative negative 9 straight x squared plus 6 xy minus 3 xz space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space left square bracket Multiply space first space polynomial space by space 3 straight x right square bracket space space space space space space minus 6 xy space space space space space space space space space space minus 4 straight y squared plus 2 zy space space space space space space space space space space space space left square bracket Multiply space first space polynomial space by space minus 2 straight y right square bracket minus negative negative negative negative negative negative negative negative negative negative negative negative negative 9 straight x squared minus 3 xz space minus 4 straight y squared plus 2 zy space space space space space space space space space space space space space space space space space space space left square bracket This space is space the space required space product. right square bracket minus negative negative negative negative negative negative negative negative negative negative negative negative negative$