Mary spent a total of $354.70 for a party. She spent $200.35 on food, plus an additional $30.87 for each hour of the party. How long was the party?

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 *_*