Mark has 8 hours to mow 6 lawn while Tony take 10 hours to mow 8 lawns how many hours will the faster worker take to mow 72 lawns?

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 *_*