5 IS2given that we UI II II8. Check whether x + 2x + 2x4-X3 - 3x2 - 4x – InterviewSolution

1.

5 IS2given that we UI II II8. Check whether x + 2x + 2x4-X3 - 3x2 - 4x + 2 or not.isato

Answer»

X2 +2x +2 is a factor of

=x(x+2)+1(x+2)=x=-2or-1f(-2)=16-8-12-8+2=-10so it is nota factor

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