Consider the equation below. (If an answer does not exist, enter DNE) f(x) = 9 cos2(x) – 18 sin(x), 0 < x < 2pi

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.