The sales tax rate in New Mexico is 5.125%. Select all the equations that represent the sales tax, `t`, you would pay in New Mexico for an item of cost `c`?

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 *_*