1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
skad [1K]
3 years ago
7

Rewrite the complex number in polar form

Mathematics
1 answer:
salantis [7]3 years ago
8 0

r =  sqrt ( (-2)^2 + (2sqrt3)^2)

= sqrt (4 + 12)  = 4

tan theta =  2 sqrt 3 / -2 =  -sqrt3

theta = 2pi/3

The correct option is C

You might be interested in
A card is drawn at random from a well-shuffled deck of playing cards. Find the probability that the card drawn is (i)a card of s
docker41 [41]
There are 52 cards in a standard deck so that would be the whole in the part/whole equation so
i... There are 13 spade cards and then 3 other aces since there are 4 suits of cards so 16/52 or about 0.30769 or 30.8% rounded

ii....There are 2 reds of each card in a standard deck along with 2 blacks so there would be 2 red kings which would be a 2/52 chance or about 0.0384 or 3.8% rounded

iii.... There are 4 kings and 4 queens in each deck so (52-8)/52 which is a 44/52 chance, 0.8461 about, or 84.6% rounded

iv..., As I said in iii, there are 8 kings and queens so an 8/52 chance, about 0.1538, or 15.4% rounded
5 0
3 years ago
What is 8 ninths plus 7 fifteenths
Ymorist [56]

Answer:

122/90 or 1 32/90

Step-by-step explanation:

8/9 and 7/15 have the common denominator of 90.

Step 1:

8/9 + 7/15

Step 2:

80/90 + 42/90

Step 3:

122/90

Answer:

122/90 or 1 32/90

Hope This Helps :)

6 0
3 years ago
Gordon types 3,572 words in 47 minutes. Find the unit rate.
vekshin1

Answer:

Gordon types at 76 wpm

Step-by-step explanation:

You can find this by dividing the number of words typed by the number of minutes:

\frac{3572w}{47m}\\\\= \frac{3572}{47}\frac{w}{m}\\\\= 76\frac{w}{m}\\\\

8 0
3 years ago
Read 2 more answers
 Solve for : 3 2 + −10 = 0. PLEASE HELP
Snezhnost [94]

Answer:

Step-by-step explanation:

32+(-10)

32-10

22 is not equal to 0

so its false

7 0
3 years ago
Read 2 more answers
Kati brought 1/4 dozen doughnuts to school. How many doughnuts did Kati bring
Vaselesa [24]

She brings 3 donuts because a dozen is 12 and 1/4 of 12 is 3.

7 0
3 years ago
Other questions:
  • A new computer has a model number, a part number, and a serial number. The model number is assigned by the manufacturer to ident
    13·2 answers
  • How do you find the area of the circle?
    6·2 answers
  • What is the answer for -6 - d= -2d​
    5·1 answer
  • Which lines are parallel if ∠6 ≅ ∠4? Justify your answer.
    11·1 answer
  • Help me people. Please
    14·2 answers
  • How do you answer this problem<br><br> -6n - -2n= 16
    12·2 answers
  • Help me with 1 3 and 6
    10·1 answer
  • Sheldon harvests the strawberries and tomatoes in his garden.
    8·1 answer
  • Fine the probability. NEED THE STEPS IF POSSIBLE.
    5·1 answer
  • Please help me with these thanks!! :)
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!