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For every x which belongs to a real number, the polynomial x 8 – x 5 + x 2 – x +1 is positive never positive postitve as well as negative negative

For every x which belongs to a real number, the polynomial x8 – x5 + x2 – x +1   is
  1. positive
  2. never positive
  3. postitve as well as negative
  4. negative

Grade:12

1 Answers

Koushal Bhat
40 Points
6 years ago
THIS CAN BE POSITIVE AS WELL AS NEGATIVE ;
EG;X=1;
1-1+1-1+1=1
WHICH IS POSITIVE ,AND U CAN TAKE X=2;OR ANYTHING FOR NEGATIVE.

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