Question

Someone please please please help me with one Algebra 2 question?

Answer 1

Post it,please

Answer 2

What are the possible numbers of positive real, negative real, and complex zeros of
f(x) = -7x4 - 12x3 + 9x2 - 17x + 3?

Answer 3

These are the choices.

Answer 4

@Nayef

Answer 5

"Descartes' Rule of Signs" ?!?!

count sign changes for f(x) and f(-x)

Answer 6

Okay I did that but it doesn't match up with the choices.

Answer 7

For positive real I counted 3 or 1. For negative I counted 3.

Answer 8

Unless I made a mistake.

Answer 9

for neg, i counted 1

Answer 10

Complex I got 2 or 0.

Answer 11

Am I correct?
Positive: 3 or 1
Negative: 1
Complex: 2 or 0

Answer 12

i would say so

Answer 13

Okay thank you so much.