Why is there also a 2 outside of the radical symbol? is it because there’s one pair of 2’s?

Ithink is a. true, but not sure

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*