What are all the possible rational zeros for #f(x)=4x^3+7x^2-11x-18# and how do you find all zeros?
1 Answer
Oct 4, 2017
Zeros are
Explanation:
leading coefficient is
factors of
Possible rational zeros are
-2 | (4) ---- (7) ----- (-11) --- (-18)
| ----- (-8) ------ (2) ---- (18)
|(4) ----- ( -1) ----- ( -9) ---- (0)
So
Let
Discriminant
Hence zeros are
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