Please circle final answers.

Question 4

Find the trigonometric ratio by referring to the figure cot o 34 16 30 cot a = (Simplify your answer. Type an integer or a fraction.)Use a graphing calculator set in radian mode to graph the function JEX y =3 - 3 cos 2 OsX=8, - 1 sys7 Each of the following graphs is shown for 0 sx 8 and - 1 sys 7. Which graph shows the given function? OA. OB. O c. OD. O OE. OF. O G. OH.Use a calculator to approximate the following cos 4.9964 cos 4.9964 ~ (Round to four decimal places as needed.)Find the exact value of the following expression without using a calculator CSC 3 Select the correct choice below and, if necessary, fill in the answer box to complete your choice O A. CSC (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) B. The answer is not defined