The polar coordinates of a point are [ -3, 37 ) Which of the following rectangular coordinate pairs represents the same point? O A. 3 /2 3V/2 2 2 O B. 3 /2 31/2 2 ' 2 O C. 3V2 3V2 2 ' 2 O D. 3/2 3/2 2 2Write the complex number -6 -8 in polar form. Express the argument in degrees. Round to the nearest tenth, if necessary. O A. 10 cis 306.90 O B. 10 cis 126.9 O C. 10 cis 53.1 O D. 10 cis 233.1Use the graph to answer the question. Which of the following polar coordinate pairs represents the same point that is graphed? Select all that apply. Which of the following describes the graph of the equation r = 4 + 3 sin 6? O A. It is symmetrical about the horizontal axis. 0 B. It is symmetrical about the vertical axis. 0 C. It is symmetrical about the pole. O D. It is not symmetrical. The graph of the polar equation r= 3 + 2 sin Scan be described by which of the following characteristics? 0 A. It is a cardioid that lies on the positive vertical axis. The graph has horizontal intercepts at 3. the pole. and 3. The vertical intercepts are at the pole and 6' 0 B. It is an inner-loop Iimapon with an inner loop of length 1 that lies on the positive vertical axis. The graph hashorizontal intercepts at -2. the pole. and 2. The vertical intercepts are at the poie, 1. and 5. 0 C. It is a dimpled Iimapon that lies on the positive vertical axis. The graph has horizontal intercepts at -3 and 3. The vertical intercepts are at -1 and 5. O D. It is a limacon without a dimple. The graph has horizontal intercepts at -d and 6. The vertical intercepts are at -l and B. Use the graph to answer the question. Which equation represents the given graph? \fWhich of the following is a polar equation for an ellipse? O A. r= 3 + 5 cos 0 O B. 5 r= 3+3sin & O C. TZ 5+3cos 8 O D. ra 3+5 sin 8Use the graph to answer the question. Which equation represents the graph of the given rose curve? \fGiven that z = 10 cis 30 and w = 5 cis 10, find - . Leave your answer in polar form. W O A. 2 cis 20 O B. 2 cis 3 O C. 5 cis 20 O D. 5 cis 3Given the complex number z = a cos (x) +isin (x) ], use DeMoivre's Theorem to find z". O A. an cos(n+ x) +isin (n+x)] O B. a n cos (nx) +isin (nx)] O C. a" [ cos (nx) +i sin (nx) O D. a" [ cos(n+x) +isin (n+x)]