Ask Question
5 March, 04:24

Express the complex number in trigonometric form. - 5i

a. 5 (cos 270° + i sin 270°)

b. 5 (cos 180° + i sin 180°)

c. 5 (cos 90° + i sin 90°)

d. 5 (cos 0° + i sin 0°)

+4
Answers (1)
  1. 5 March, 04:40
    0
    Cos 270 = 0 and sin 270 = - 1

    so - 5i from a part.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Express the complex number in trigonometric form. - 5i a. 5 (cos 270° + i sin 270°) b. 5 (cos 180° + i sin 180°) c. 5 (cos 90° + i sin 90°) ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers