Delia spent 45 minutes working on her book report. she finished the report at 6: 10 p. m. at what time did delia start working on her report

All you have to do is subtract 45 from 6:10. Which is 5:65pm she started

5:25

just act like the time is 6:00 then minus 45 and add 10 to your 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 *_*