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Question

The number of positive real roots for polynomial equation f(x) is given by________.


A

Degree of the equation

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B

No. of times sign is changing in f(-x)

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C

No. of times sign is changing in f(x)

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D

Total number of positive terms in f(x)

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Solution

The correct option is C

No. of times sign is changing in f(x)


The number of positive real roots for polynomial equation f(x) is given by No. of times sign is changing in f(x)


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