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Prove that x 6 + x 4 + x 2 + x + 3 = 0 has no positive root.

Prove that x+ x4 + x2 + x + 3 = 0 has no positive root.

Grade:12

1 Answers

Himanshu
389 Points
7 years ago
by descartes rue there is no change in the signs of the cofficients and hence no positive root is present.

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