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Mathematics 9 Online
zarkam21:

Help

zarkam21:

1 attachment
zarkam21:

3?

zarkam21:

@563blackghost

563blackghost:

I honestly don't know this one....

sillybilly123:

Bear in mind \(\mathbb R \in \mathbb C\). Fundamental Theorem of Algebra \(\implies 5\)

sillybilly123:

|dw:1515443257599:dw|

sillybilly123:

Courtesy of Wolfram FTA says 5 roots Law of signs says 1 negative real root and either 2 or 4 real +ve roots

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