What are all the factors of the number 90? A) 3, 5, 6, 9, 10, 15, 18, and 30
B) 1 and 90
C) 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, and 90
D) 1, 2, 3, 30, 45, and 90

C) 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, and 90

1,2,3,5,6,9,10,15,18,30,45 and 90 so it’s c

B. 2 1/2 feet. multiply 2.5 inches by 12 to get thirty inches then divide by 12 to get 2.5 feet

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 *_*