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vladimir1956 [14]
3 years ago
13

10/2i?(dividing complex numbers)​

Mathematics
1 answer:
Lostsunrise [7]3 years ago
5 0

Note that; i = √-1

Divide using the rule

10/2i = -5i

Best of Luck!

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jeds market has a total of 26 employees. Each full time employee makes $275/ week, and each part-time employee makes $140/ week.
ollegr [7]

The number of full time employees is 17 and the number of part time employee is 9

Step-by-step explanation:

Step 1 :

Let f represent the number of full time employee and p represent the number of part time employee

Total number of employees = 26

Hence we have f + p = 26

Step 2 :

Wages of full time employee  = $275

Wages of part time employee = $140

Total wages paid by Jeds = $ 5935

Hence we have 275 f + 140 p = 5935

Step 3:

Solving the equations obtained in step 1 and step 2 we have

f + p = 26, Multiplying by 275 = > 275 f + 275 p = 7150

275 f + 140 p = 5935

Subtracting equation 2 from 1 we have

135 p = 1215 => p = 9

Substituting this in f + p = 26 gives, f + 9 = 26

So f = 17

Step 4 :

Answer :

The number of full time employees is 17 and the number of part time employee is 9

5 0
3 years ago
How to determine relationship between two variables with standard deviation?
luda_lava [24]
Standard deviation is the average distance between two points on the graph. If the standard deviation (sd) is high, then the variables relationship is more spread out and unlike one another. The smaller the sd, the closer and less varied the variables are.
6 0
3 years ago
18. What is the solution to the system of equations?
AlekseyPX

Answer:

The solution to the system of equation is (0 , -2 , 1).

Step-by-step explanation:

You can check the solutions of the equations by putting the values of x, y, and z one by one.

6 0
3 years ago
Trey pays a $6 monthly fee plus 8. Cents per minute. Last month, Trey's long distance bill was $12.72. For how many minutes was
Anit [1.1K]

Hello!

Since Trey pays a flat monthly $6 fee, we can subtract that from the total bill:

$12.27 - $6 = $6.72

That leaves us with a total of $6.72 paid for minutes. We are told that Trey is charged 8 cents per minute of usage. Using the information above, we can create the following equation:

$0.08 x (minutes) = $6.72

Now divide $0.08 from both sides of the equation and simplify:

\frac{0.08}{0.08} x (minutes) = \frac{6.72}{0.08}

minutes = 84

We have now proven that Trey was billed for 84 minutes.

I hope this helps!

5 0
4 years ago
Cory earns $9 per hour working at the local library. If she works 5 hours on Saturday how much money will she earn?
Rzqust [24]
Cory will earn 45$ on saturday. 
5 0
4 years ago
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