Express the complex number in trigonometric form.9
- 9i Express your answer in degrees.
A. 18(cos 300° + i sin 300°)
B. 
(cos 330° + i sin 330°)
C. 
(cos 300° + i sin 300°)
D. 18(cos 330° + i sin 330°)
Answer: D
You might also like to view...
Solve the problem.Lauren scored 11 points in her basketball game on Monday, 5 on Wednesday, 4 on Friday, and 2 on Saturday. Find her total points scored for the week.
A. 20 points B. 22 points C. 21 points D. 23 points
Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 2
on [-3, 3] divided into 4 subintervals
A. 
B. 12
C. 
D. 3
Use the table to solve the problem. Round to the nearest cent.
Barry Newman's savings account has a balance of $358. After 21 years, what will the amount of interest be at 4% compounded annually?
A. $462.80 B. $143.20 C. $448.80 D. $457.80
Use a sketch to find the exact value of the expression.sec 
A. 
B. 
C. 
D. 2