Archive
16th of September 2015
Mathematics
Q:

expert please explain me the factorisation of a cubic polynomial with an example .............

Yerram.varun Yerram - CBSE - Class IX

Wednesday, September 16, 2015 at 18:29:PM

A:

begin mathsize 14px style 8 b cubed minus 1 equals left parenthesis 2 b right parenthesis cubed minus left parenthesis 1 right parenthesis cubed equals left parenthesis 2 b minus 1 right parenthesis left square bracket left parenthesis 2 b right parenthesis squared plus 2 b cross times 1 plus 1 squared right square bracket equals left parenthesis 2 b minus 1 right parenthesis left parenthesis 4 b squared plus 2 b plus 1 right parenthesis end style

Wednesday, September 16, 2015 at 18:35:PM