Ask your own question, for FREE!
Mathematics 5 Online
OpenStudy (anonymous):

What are the possible number of positive real, negative real, and complex zeros of f(x) = 6x3 – 3x2 + 5x + 9? Answer: A)Positive Real: 1 Negative Real: 0 Complex: 2 B)Positive Real: 2 or 0 Negative Real: 2 or 0 Complex: 1 C)Positive Real: 2 or 0 Negative Real: 1 Complex: 2 or 0 D)Positive Real: 1 Negative Real: 2 or 0 Complex: 2 or 0 Help me please:)))

OpenStudy (amistre64):

+6x3 -3x2 +5x +9 1 | 1 | 0 | sign changes twice, which means there is either 2 or 0 positives swap the signs of the odd powers: -6x3 -3x2 -5x +9 1 | 0 | signs changes once; there is at elast 1 negative solution

OpenStudy (amistre64):

id say its "c"

OpenStudy (anonymous):

haha yeah i kinda got tht from you explaining it, thank you very much:)))

OpenStudy (amistre64):

:) youre welcome

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Latest Questions
Countless7Echos: Ah trying out the whole T.V girl drawing :p (I love drawing eyes)
2 hours ago 13 Replies 6 Medals
kaelynw: starting to draw a hand
11 hours ago 17 Replies 2 Medals
Twaylor: Rate it :D (Took 2 days)
4 days ago 7 Replies 0 Medals
XShawtyX: Art, Short Writing Assignment: Imagining Landscapes
2 days ago 7 Replies 1 Medal
XShawtyX: Chemistry, Help ud83dude4fud83cudffe
5 days ago 13 Replies 1 Medal
kaelynw: tried a lil smt, the arm is off but i like the other stuff
5 days ago 27 Replies 3 Medals
kaelynw: art igg
5 days ago 14 Replies 1 Medal
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!