could someone please help answer this question, thank you!, will give if i can, please no spam or bs though, thank you!

The variables should add up to equal 1

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 *_*