Ineed to now about math and chemistry and sociol studies and english

Chemistry is sceince it teaches you about chemicals and chemical reactions, math helps u with like dividing  lik 2+2=4 that is an example of math, scial studies teaches you all about the past and the history, and english is ELA english language arts, its a reading class.

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 *_*