I speak with a mouth I hear without ears
I have no body but I come alive with wind,
What am I?

person correct gets points. a lot of them

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 *_*