Consider the arithmetic sequence 4, 7, 10, 13, . . . and complete the statements. The common difference is . The fifth term is . The sixth term is .

If you look at the difference it seems to be +3 between all of them
Therefor the 5th is 16
And the 6th is 19

I’m pretty sure it’s i think : /

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 *_*