Ivy bought 10 packs of cups for her holiday party. a pack of medium
cups costs 1.80 and a pack of large cups costs 2.40 she paid a total
of 21.60 how many packs of each size cup did she buy

Im not that good with division but i think 5 is -6but dont quote me on thatim not the best in division but thats my answer

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 *_*