plz factorise this using identity
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P(x)=x^3+13x^2+31x-45
P(1)=(1)^3+13(1)^2+31*1-45
=1+13+31-45 =45-45=0
So, (x-1) is a factor of p(x)
P(1)=(1)^3+13(1)^2+31*1-45
=1+13+31-45 =45-45=0
So, (x-1) is a factor of p(x)
ved3331:
which identity is used
plz tell me
plz tell where u gone
muthu
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