Find the polynomial with rational coefficients whose two zeros are #3-i# and #sqrt7#?
1 Answer
Dec 7, 2017
Polynomial is
Explanation:
When a polynomial functional has rational coefficients,
- its complex zeroes are in pairs and complex conjugates of type
#a+-bi# - its irrational roots are in pairs and conjugate real numbers of the type
#+-sqrtz#
and if
Here we have
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