Question

please help..will give medals!

Answer 1

Are you familiar with Descartes' Rule of Signs?

Answer 2

no..please help

Answer 3

Okay. It's a pretty complicated thing, so try reading up on it online. It's pretty hard to teach through OpenStudy. But if you have any questions about specific parts of it, you can ask me, OK?

Answer 4

can you solve it?

Answer 5

Me? Sure - give me a moment.

Answer 6

One positive root.
Two OR no negative roots.
Two OR no imaginary roots.

Answer 7

And the method used can literally be found online on, say, PurpleMath.

Answer 8

thanks

Answer 9

No problem.

Answer 10

i could swear we just did this exact problem
am i wrong?