x² – 4x – 32, Factorise the expression.
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Answered by
21
X^2-4x-32
X^2-8x+4x-32=0
X(x-8)+4(x-8)
(x-8)(x+4)
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Answered by
43
Solution :
Given expression x² - 4x - 32
splitting the middle term ,we get
= x² - 8x + 4x - 32
= x( x - 8 ) + 4( x - 8 )
= ( x - 8 )( x + 4 )
Therefore ,
( x - 8 ) and ( x + 4 ) are two factors of
given expression.
••••
Given expression x² - 4x - 32
splitting the middle term ,we get
= x² - 8x + 4x - 32
= x( x - 8 ) + 4( x - 8 )
= ( x - 8 )( x + 4 )
Therefore ,
( x - 8 ) and ( x + 4 ) are two factors of
given expression.
••••
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