3 years ago

If a polynomial function f(x) has roots 3 and V7, what must also be a root of f(x)?

Mathematics

1 answer:

Tatiana [17]3 years ago

6 0

Answer:

- $\sqrt{7}$

Step-by-step explanation:

Radical roots occur as conjugate pairs.

Thus if x = $\sqrt{7}$ is a root then - $\sqrt{7}$ is also a root

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