Question

What are the possible number of negative zeros of f(x) = 2x^7 + 2x^6 + 7x^5 + 7x^4 – 4x^3 + 4x^2 ?

Answer 1

Do you know the sign change method.. i think that's what it's called

Answer 2

http://www.purplemath.com/modules/drofsign.htm

Answer 3

Should explain it well

Answer 4

would it be 2 or 0 ?

Answer 5

??

Answer 6

hmm

Answer 7

it says number of possible zeroes

Answer 8

so isn't the answer 2 or 0?

Answer 9

lol

Answer 10

my options are

2 or 0

3 or 1

4, 2, or 0

7, 5, 3, or 1

Answer 11

so it's be the first one, right?

Answer 12

Then you solved your own question. Good Job.

Answer 13

haha yay thanks the link helped!