4 years ago

If (2−√3) is a root of a polynomial with integer coefficients, which of the following must be another root?

Mathematics

1 answer:

mr_godi [17]4 years ago

5 0

Answer:

2+√3

Step-by-step explanation:

We know that roots with square roots come in pairs

so if we have a+ sqrt(b), we will also have a - sqrt(b)

Since one of the roots is 2 -sqrt(3), it must have another root of 2+ sqrt(3)

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﻿If (2−√3) is a root of a polynomial with integer coefficients, which of the following must be another root?

If (2−√3) is a root of a polynomial with integer coefficients, which of the following must be another root?