You are watching: If 2+sqrt 3 is a polynomial root
Geekydude121According to question root 1 = 2 + root 3and as we knowthat two root of an equation are b + root 4ac / 2a and b - root 4acThusAnother rootRoot 2 = 2 - root 3
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we have to find the another root of the polynomial.
which is the above polynomial
By quadratic formula
which are required roots.
or else we can say that irrational roots will always come in conjugate pairs.