Oh look their appears to be free points

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

What is the fewest number of full weeks briyana would have to work to have enough money? 8 weeks9 weeks 10 weeks11 weeks

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9