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CBSE Class 9 Answered

expert please explain me the factorisation of a cubic polynomial with an example .............
Asked by yerram.varun | 16 Sep, 2015, 06:29: PM
answered-by-expert Expert Answer

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

Answered by | 16 Sep, 2015, 06:35: PM

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