Question

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Define decarte rule?


how's u?

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Answer 1

Answer:

Descartes rule is sign is used to determine the no.of real zeroes of a polynomial function.

Explanation:

it tells us that the no. of positive real 0 in a polynomial function (x) is the same or less than by an even no. as the no. of change in the sign of the no. of changes in the sign of the cofficient . The no. of negative real 0 of the f(x) is the same no. of changes in the sign of the cofficient of the term of f(-x) or less than this by an even no.

Answer 2

it is used to determine the no.of zeros in the polymerization