Plz help! Is this right? Question is below!

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

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

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb