Question

Can someone please help ? I need this to graduate ! And i give out medals

What are the possible rational zeroes of this function?
f(x) = 3x3 – x2 + 15x + 5

Answer 1

The possible rational zeros of a polynomial are all rational numbers whose numerators are all the integer factors of the constant term, over all integer factors of the coefficient of the leading term. I'll start\[\pm \frac{ 5 }{ 3 }\]

Answer 2

I still dont understand

Answer 3

Would the next one be +-1 over 3

Answer 4

Good.

Answer 5

One more...
Don't forget the other 1!

Answer 6

Did you get them all?