What is 13 divided by 10 5/6

13 : 10 5/6
= 13 : 65/6
= 13 x 6/65
= 78/65

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 *_*