Convert to trigonometric notation and perform the indicated operation.(
- i)(i)
A. 
B. 1 + 
i
C. 
+ i
D. i
Answer: B
You might also like to view...
Solve the problem.The table below lists women's and men's total enrollments at all institutions of higher learning in Country X for various years. College Enrollments (Millions)YearWomenMen19886.35.919907.46.519948.16.820028.97.120069.27.4The enrollments (in millions) of women and men, respectively, can be modeled by the systemW = 0.14t + 5.69M = 0.07t + 5.62where t is the number of years since 1980.(i) Use substitution or elimination to estimate when women's and men's enrollments were approximately equal. What was that enrollment?(ii) Use the models to predict the total enrollment of women and men in 2018.
A. (i) In about 1979, women's and men's enrollment was about 5.6 million students. (ii) In 2018, W = 11.01 million students and M = 8.28 million students. B. (i) In about 1979, women's and men's enrollment was about 6.3 million students. (ii) In 2018, W = 11.15 million students and M = 8.35 million students. C. (i) The system cannot be solved. (ii) In 2018, W = 10.73 million students and M = 8.14 million students. D. (i) In about 1977, women's and men's enrollment was about 5.9 million students. (ii) In 2018, W = 10.87 million students and M = 8.21 million students.
Graph the curve whose parametric equations are given.x = t2, y = 
+ 4; 0 ? t ? 4 
A. 
B. 
C. 
D. 
Add.(7n5 + 2n2 + 7) + (5n5 - 4n2 + 8)
A. 12n5 - 2n2 + 15 B. 25n7 C. 12 - 2n5 + 15n2 D. 12n5 + 3n2 + 10
The nose of an airplane has a right circular cone in the center of the propeller. If the cone has a slant height of 17 in. with the base radius being 5.5 in., what is the lateral surface area?
A. A = 587 in. 2 B. A = 352 in. 2 C. A = 260 in. 2 D. A = 171 in. 2 E. A = 294 in. 2