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What do you need to know?
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8 votes
What do you need to know?

What do you need to know?-example-1
User Mattia Surricchio
by
5.5k points

1 Answer

9 votes

9514 1404 393

Answer:

A. One

Explanation:

Descarte's rule of signs is used to answer this question. The signs of the coefficients are ...

+ + + -

There is one sign change, hence one positive real root.

User Rishad Baniya
by
5.6k points
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