the circle graph shows the results of a survey about favorite sports supposed to 150 people were surveyed how many more total people were surveyed than those who favored basketball 10% swimming 40% soccer 20% 30% basketball ​

40%=2/550=1/230=3/1056=14/25

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 *_*