Register
Write the standard form of the complex number sqrt 108[cos(−30°) + i sin(−30°)]
134k views
3 votes
Write the standard form of the complex number

sqrt 108[cos(−30°) + i sin(−30°)]

User Grumpy
by
5.1k points

1 Answer

3 votes

Answer:


9-3√(3) i.

Explanation:


1. \ cos(-30)=( √(3))/(2); \ sin(-30)=-0.5;


2. √(108) (cos(-30)+isin(-30))=(√(108) √(3))/(2)-i*√(108)*0.5=9-3√(3) i.

User Nelson Almendra
by
4.5k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.6m questions

7.3m answers

Other Questions

What is the value of x? (-4) - x = 5
1/7 + 3/14 equivalent fractions
185g in the ratio 2:3
(3x1,000,000)+(3x100,000)+(2x100) what is this number written in standard form?
The function h = -t2 + 95 models the path of a ball thrown by a boy where h represents height, in feet, and t represents the time, in seconds, that the ball is in the air. Assuming the boy lives at sea
Link Copied!