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Natalija [7]
2 years ago
7

If a polynomial function f(x) has roots 0, 4, and 3 + StartRoot 11 EndRoot, what must also be a root of f(x)? 3 + i StartRoot 11

EndRoot Negative 3 + i StartRoot 11 EndRoot 3 minus StartRoot 11 EndRoot Negative 3 minus StartRoot 11 EndRoot
Mathematics
2 answers:
mojhsa [17]2 years ago
7 0

Answer:

C. 3- root of 11

Step-by-step explanation:

edge 2020

serg [7]2 years ago
4 0

Answer:

3 − √11

Step-by-step explanation:

For polynomials with rational coefficients, any radical roots must come in conjugate pairs.  To find the conjugate, simply reverse the sign of the radical.

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