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Mathematics 10 Online
OpenStudy (anonymous):

What are the possible number of negative zeros of f(x) = –2x7 + 2x6 + 7x5 + 7x4 + 4x3 + 4x2 ?

OpenStudy (anonymous):

I think it's 0!

OpenStudy (anonymous):

the only choice is 2 or zero

OpenStudy (anonymous):

3 0r 1

OpenStudy (anonymous):

then zero!

OpenStudy (anonymous):

4,2,0

OpenStudy (anonymous):

2 or 0!

OpenStudy (anonymous):

(4+x)x2 + (7+7x)x4 + (2-2x)x6

OpenStudy (anonymous):

x=-4 works, x=-1 works

OpenStudy (anonymous):

2 negative roots

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