Four easy math practice questions for pre-calculus - polar

Just need answers please

Polar Form . Question 4

Polar Form Question 4 sin (9) Rewrite the polar equation in Cartesian (rectangular) form. Enter your answer as an equation. Draw the graph of the equation below. Clear All Draw: Question 5 For the following exercises, determine whether the graphs of the polar equation are symmetric with respect to the x-axis, the y-axis, or the origin. r = 9 sin x-axis Cl y-axis origin Question 6 Match each graph with its polar equation. Question 7 Plot the number 2 2i Clear All Draw: Dot a. r = 3cos(29) 1 -F 2 sin(e) c. r = 3cos(39) 1 -F 2 cos(B) e. r = 3sin(2B)