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OpenStudy (anonymous):
7x^5-33x^4-4x^2+3x+52=0 how many solutions in complex number system?
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OpenStudy (anonymous):
is it 2? because 2 changes in f(x) and one in f(-x) so the rest are complex?
OpenStudy (anonymous):
Is this right: there are 2 sign changes in f(x) and 1 in f(-x) so that is 3 real roots. The other 2 are complex?
OpenStudy (john_es):
It is correct.
OpenStudy (anonymous):
ok thanks
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