There are two changes of sign, so there are 2 or 0 possible positive roots.
There are two changes of sign, so there are 2 or 0 possible negative roots.
There are 4,2 or 0 possible non-real roots.
Please help!! Thank you!!
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There are two changes of sign, so there are 2 or 0 possible positive roots.
There are two changes of sign, so there are 2 or 0 possible negative roots.
There are 4,2 or 0 possible non-real roots.