Show that (x-1) is a factor of the polynomials p(x)=x3 +2x2-x-2 and hence factories p(x)
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If (x-1) is a factor then
x-1 =0
or x=1
therefore ,
p(x) = x3-2x^2 -x- 2
putting x =1
(1)^3 + 2.(1)^2 -1 -2
on solving this we get : 0
therefore, (x-1) is a factor.
Hope this helps .
x-1 =0
or x=1
therefore ,
p(x) = x3-2x^2 -x- 2
putting x =1
(1)^3 + 2.(1)^2 -1 -2
on solving this we get : 0
therefore, (x-1) is a factor.
Hope this helps .
Answered by
1
This may help you if not I am sorry I tried my best....
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