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Write the complex number in polar form. express the argument in degrees. 4i a. 4(cos 0° + i sin 0°) b. 4(cos 270° + i sin 270°) c. 4(cos 90° + i sin 90°) d. 4(cos 180° + i sin 180°)
answered
Jun 10, 2018
Mathematics
high-school
2
votes
210k
views
What form of payment offers the least protection against fraud or theft? cash checks credit cards debit car
answered
May 27, 2018
Mathematics
high-school
4
votes
4.9k
views
(01.02 LC) Mike constructed a quadrilateral POQS. He used a compass and straightedge to accurately construct line segment OS, as shown in the figure below:
answered
Feb 26, 2018
Mathematics
high-school
4
votes
11.7k
views
What is the product of -0.2 and -6.8
answered
Jan 30, 2018
Mathematics
middle-school
1
vote
204k
views
What is the solution to the system of equations?
answered
Dec 9, 2017
Mathematics
high-school
0
votes
214k
views
"Solve using the histograms. How many watermelons’ weights are shown? A.. 18. . B.. 20. . C.. 22. . D.. 24."
answered
Sep 20, 2017
Mathematics
high-school
1
vote
86.0k
views
Sheep:cows:pigs=12:3:2. There are 150 more sheep than pigs. How many cows has she got?
answered
Feb 20, 2017
Mathematics
high-school
2
votes
174k
views
If P + 77 = 101, then P equals
answered
Sep 24, 2016
Mathematics
high-school
2
votes
57.7k
views
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