If the sin 30° = one half, then the cos 60° = .

Is this a polynomial function? i need to know asap

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Someone answer this asap for the first five terms of a sequence are shown. 5, 11, 23, 47, 95, . . which recursive function defines the nth term in the sequence for n > 1? a. f(n) = f(n - 1) + 6 b) f(n) = f(n - 1) + 48 c) f(n) = 3 • f(n - 1) + 1 d) f(n) = 3 • f(n - 1) - 4