Name the intersection of rs and st assume that rs and st are not collinear. a. rs. b. ts c. t d. s

I think its "s", because both lines contain "s", so cant be "t" or the others.

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 *_*