Help meh pls- 5x(20 divided by 4)to the power of 2

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

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.