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e-lub [12.9K]
3 years ago
6

Consider the numbers z = 3√2(cos(135°) + i sin(135o) and w = cos(180o) + i sin(180°).

Mathematics
2 answers:
Usimov [2.4K]3 years ago
7 0

Answer:

A.

Step-by-step explanation:

Trust ;)

love history [14]3 years ago
3 0

Answer: A

5(cos(143o) + i sin(143o))

Step-by-step explanation:

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I don't understand please help ​
dybincka [34]

Answer:

Step-by-step explanation:

If she sells 8 dozen, she will get exactly 120 dollars. But that is not what the question says.

Sales = 8 * 15 = 120

The question says that she wants to make more than 120 dollars. Therefore the circle must be an open one. B is the proper answer. A is close but A means that she is willing to stop her sales when they reach 120 dollars. Not so.

A is not the answer.

7 0
3 years ago
A train on a straight track goes in the positive direction for 6.7 km , and then backs up for 4.0 km . Is the distance covered b
RSB [31]

Answer:

Distance is greater than the displacement.

Step-by-step explanation:

We are given that a train on a straight track goes in the positive direction.

We have to find that distance covered by the train is greater than, lees than or equal to its displacement.

Train covered distance in positive direction=6.7 km

Train covered distance in back=4.0 km

Distance covered by the train=6.7+4=10.7 Km

Because distance is the length of path covered by object.

Displacement =Final position -Initial position

Displacement =6.7-4=2.7 km

        10.7 > 2.7

Distance > Displacement

Hence, Distance is greater than the displacement.

7 0
3 years ago
Can someone help me please
bazaltina [42]

A: 8,250

B: 22

Step-by-step explanation:

A: 15 * 250 = 3,750 + 4,500 = 8,250

B: 10,000 - 4,500 = 5,500/250 = 22. 22 * 250 + 4,500 = 10,000

5 0
3 years ago
Which expression is equivalent to StartFraction 7 Superscript 5 Over 7 squared EndFraction?
wlad13 [49]

Answer:

The answer is D.

Step-by-step explanation:

Hope this helps!

3 0
3 years ago
Read 2 more answers
PLZ SOLVE THIS FOR ME!!!!!!!
Kisachek [45]

Answer:

31.06

Step-by-step explanation:

155.3/5

31.06

5 0
3 years ago
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