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Mathematics 21 Online
OpenStudy (anonymous):

State how many imaginary and real zeros the function has. f(x) = x4 + 12 x3 + 37x2 + 12x + 36

OpenStudy (anonymous):

0 imaginary; 4 real 3 imaginary; 1 real 4 imaginary; 0 real 2 imaginary; 2 real

OpenStudy (oaktree):

Use Descartes' Rule of Signs.

OpenStudy (oaktree):

Do you know it?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

@OakTree

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