Simplify (-1+5i)(-3+2i)

Answers

Answer 1

Answer:

-7-17i

Step-by-step explanation:

Answer 2

Answer:

-7-17i

Step-by-step explanation:

See image below:)

Simplify (-1+5i)(-3+2i)

Related Questions

Only have a few questions left please help ;-;

Answers

Answer:

Hello! answer: 100

Step-by-step explanation:

25 + 55 = 80 180 - 80 = 109 therefore the answer is 100 HOPE THAT HELPS!

Answer:

B

Step-by-step explanation:

25 + 55 = 80 and 180 is for the total so it would be 100 degrees

80 = 100 = 180

Complete the table and estimate the limit

Answers

Answer:

[tex]\lim_{x \to 0} \frac{\sqrt{x+5}-\sqrt{5} }{x} =\frac{\sqrt{5}}{10}[/tex]

Step-by-step explanation:

If x=-0.1, then f(x)=0.2247361538

If x=-0.01, then f(x)=0.2237187131

If x=-0.001, then f(x)=0.2236179792

If x=0.001, then f(x)=0.2235956185

If x=0.01, then f(x)=0.223495106

If x=0.1, then f(x)=0.2224998063

We can see that as x approaches 0, we see that f(x) gets closer to √5/10

Therefore, [tex]\lim_{x \to 0} \frac{\sqrt{x+5}-\sqrt{5} }{x} =\frac{\sqrt{5}}{10}[/tex]

Solve for x for the linear pairs.

Answers

Answer:

X = 13

Step-by-step explanation:

Since this is a linear pair, it equals to 180 degrees.

7x + 37 + 4x = 180

11x + 37 = 180

-37 -37

11x = 143

11x/11 = 143/11

x = 13

Good luck on your form!

Tareq is 7 years old and his older sister Fatma is 10. Tareq challenges his sister to a pizza eating contest. They each make an identical extra extra large pizza. Tareq eats 2/8 of his pizza. His sister Fatma eats 3/4 of her pizza. Who ate more pizza and how do you know?

Answers

Answer:

Fatima ate more pizza

Step-by-step explanation:

Assume

The total pizza = 1

Tareq eats 2/8 of his pizza

Tareeq = 2/8 of 1

= 2/8 * 1

= 2/8

= 0.25 of his pizza

Fatma eats 3/4 of her pizza

Fatima = 3/4 of 1

= 3/4 * 1

= 3/4

= 0.75 of her pizza

The pizza is identical in size

Therefore,

Fatima ate more pizza

I got to know this by finding the decimal of fraction eaten and picking the larger decimal value as who ate more pizza

Write 47/7 as a mixed number

Answers

answer is 6 5/7

Step-by-step explanation:

hope this helps

A survey of 300 people found that 30 of them likes hip-hop music. What percent of the people in the survey likes hip-hop music? Right answer gets brainliest!!

Answers

Answer:

10%

Step-by-step explanation:

30/300 people like hip-hop

So, 1/10 or 10% like hip-hop

Answer: 10%

Step-by-step explanation: 30% out of 300% is like 10% out 100%

Joe solved this problem on a math test. 5/6 - 1/4 = 7/8

Answers

Answer:

This is incorrect, the correct answer is 7/12

Step-by-step explanation:

The box for a computer game measures 19 cm by 14 cm by 1.5 cm. What is the total amount of plastic wrapping needed to cover the entire box if an extra 66 square cm are needed to allow for overlapping at the edges?

Answers

Answer:

697 cm²

Step-by-step explanation:

The box for a computer game measures 19 cm by 14 cm by 1.5 cm.

The amount of plastic wrapping needed to cover the entire box is calculated using the formula for the Surface Area of a rectangular prism

The formula is given as:

A=2(wl +hl + hw)

W = Width = 19cm

L = Length = 14 cm

H = Height = 1.5 cm

2 × (19 × 14 + 1.5 × 14 + 1.5 × 19)

= 631 cm²

Therefore, the total amount of plastic wrapping needed to cover the entire box if an extra 66 square cm are needed to allow for overlapping at the edges is calculated as:

631 cm² + 66 cm²

= 697 cm²

a car travels 125 miles in 3 hours how far will the car travel in 5 hours. unitary method​

Answers

728/883j829/873739-2829138484
answer: 208 miles in 5 hours

Plzzzz help !!!! I need this done

Answers

Answer:

A) x + 2 ≤ 3

Step-by-step explanation:

To solve for this, you subtract 2 from both sides leaving you with:

x ≤ 1

which is what the graph is showing.

Mallory began the month $135 in debt.
After one week of working overtime, she
was able to remove $95 of debt. Her
situation can be represented by the
equation:

Answers

Answer:

-135+95

Step-by-step explanation:

En una fábrica automovilística una máquina pone en total 15,000 tornillos en las 8 horas de jornada laboral funcionando de forma ininterrumpida. ¿Cuántos tornillos pondrá en 3 horas?

Answers

Answer:

120

Step-by-step explanation:

what is the end behavior of f(x)=√2x+4

Answers

Answer:

f'(x)= -x

Step-by-step explanation:

f'(x)= -1/2(2x)

f'(x)= -x

Which of the following is not equal to angle 6? A.1 b.2 c.3 d.7

Answers

Answer:

A 1

Step-by-step explanation:

please mark this answer as brainliest

The circumference of a circle is 15π units. How many units long is its diameter? (Use only the digits 0 - 9 and the decimal point, if needed, to write the answer.)

Answers

Answer:

The answer is c

Step-by-step explanation:

Two sets of data are shown.
Data Set A: 24, 11, 26, 14, 24, 14, 24, 11, 23
Data Sot B. 24, 19, 18, 16, 30, 27, 30, 12, 22
8
Choose the phrase that would make the statement true.
The mean of Data Set A is
the mean of Data Set B.
equal to
2 less than
4 less than
1 more than
3 more than
5 more than
1 less than
3 less than
5 less than
2 more than
4 more than

Answers

Answer:less than.

Step-by-step explanation: it less than something.

pls help me i will make u brainest

Lara is playing a video game where she hunts for treasure, like these gems:


A sapphire is worth 5 gold coins, and a ruby is worth 8 gold coins.

On her last hunt, Lara found 17 gems, all either rubies or sapphires, and sold them for 100 coins. How many sapphires did she find?

Answers

Answer:

12 sapphires

Step-by-step explanation:

Let's call the number of sapphires x. This means the number of rubies is the total number of gems minus x, or 17-x.

# of Sapphires: x

# of Rubies:17-x

A sapphire is worth 5 (gold coins) each, and a ruby is worth 8.

We also know the total amount of money is 100 coins, so

5*x+8*(17-x)=100

5x+136-8x=100

-3x=-36

x=12

Remember:

# of Sapphires: x

# of Rubies:17-x

...so Lara found 12 sapphires and 17-12=5 rubies.

The number 5 becaus eid the cold and yea no

IF YOU GOOD AT DIS HELP ME PLEASE

Answers

Answer:

I am good but can't see the photo...

4.496
0.1%
1.7%
0.1%
4.4%
1.79
T
1.5 2 2.5
-4
-3.5 -3 -2.5

A car company wants to predict the amount of money people with children are willing to spend to add video entertainment systems to their vehicles.
The company hires a research firm to conduct a random survey and provide predictive statistics. The firm indicates that its sample data reflects a
normal population distribution. On average, the parents surveyed are willing to spend $650 for an entertainment system. The research firm also
reports there are a certain percentage of people likely to spend between $325 and $975, which is within a 1.5 standard deviation (plus or minus) from
the average. What percent of the population falls within this range?
A
50%
B
68%
с
87%
D
93%

Answers

Try A
Explaining
............

A pair of sneakers on sale for 20% off if the discount is $26 what is the original cost of the the sneaker

Answers

Answer:

$32.50

Step-by-step explanation:

[tex]\frac{26}{y} :\frac{80}{100}[/tex]

y · 80 = 26 · 100

80y = 2600

80y ÷ 80 = 2600 ÷ 80

y = 32.5

the answer is $32.50.... good luck

5x + 2(x + 4) = 64
how do I solve for something like this and figure out what x equals?​

Answers

Answer:

There are many way to solve this problem. But I'm using one X = 5 and X = 8.

Step-by-step explanation:

5 x 10 = 50

50 + 2 = 52

52 + 12 = 64

Heads up

4 + 8 = 12

Answer:

x=8

Step-by-step explanation:

first you have to multiply 2 and x and then 2 and 4. You should get 2x + 8. then you should add comon numwrals which would be 5x and 2x to get 7x. your equation should now be 7x + 8= 64. then subtract 8 from 64 to get 56. it should now be 7x = 56. devide 56 by 7 and 7x by 7. your answer is x=8

HELP ME I DONT KNOW HOW TO DO IT
If the wholesale price of an item is $250 and the markup is 20%, find the retail price of the item.

Answers

Answer:

250

Step-by-step explanation:

Answer:

300 i think

Step-by-step explanation:

A certain psychological test measures empathy and emotional intelligence. The score, S, of a randomly selected senior student at a large university has a mean of 123 and a standard deviation of 29. The score, F, of a randomly selected first-year student at a large university has a mean of 104 and a standard deviation of 34.

Suppose we randomly select one senior student and one first-year student. We can consider S and F to be independent random variables.

Calculate the standard deviation of the difference D = S – F.

σD = 17.7482
σD = 19
σD = 44.6878
σD = 227

Answers

Answer:

The correct answer is 44.687

Step-by-step explanation:

Got it right on Edge assignment

Answer:

it was 44.6878 on my EDGE

Step-by-step explanation:

hello please help prize is brainliest

Answers

Answer:

1. 8 families

2. 25 families

3. 20

Find the mean, median, and mode(s) of the data with and without the outlier.

45, 52, 17, 63, 57, 42, 54, 58

Answers

Answer:

Mean = 48.5, Median = 53, Mode = nothing, Outlier = 17

Step-by-step explanation:

Mean: Add all the numbers (388) then divide by how many numbers (8) are there. (= 48.5)

Median: Is the middle number () so you have to order them from least to greatest (17, 42, 45, 52, 54, 57, 58, 63) and then just keep marking them off left, right, left, right... until you get to the middle. But since there are two numbers (52, 54) you have to add them (106) then you divide by 2 (53).

Mode: Is the number that shows up the most. In this case none of them do.

Outlier: The number that is farthest from the other numbers (17).

The mean, median, and mode(s) of the data Without outlier Mean is 51

Median is 53 and Mode is None

To find the mean, median, and mode(s) of the data, we can start by arranging the numbers in order from smallest to largest:

17, 42, 45, 52, 54, 57, 58, 63

The mean is the sum of all the numbers divided by the total number of numbers.

If we remove the outlier (17), the data set becomes:

42, 45, 52, 54, 57, 58, 63

Mean:

Mean = (42 + 45 + 52 + 54 + 57 + 58 + 63) / 7 = 51

Median:

Median = (52 + 54) / 2 = 53

There is no mode in this set since no number appears more than once.

To learn more on Statistics click:

https://brainly.com/question/30218856

#SPJ2

Find the area of the shaded part of the rectangle
The circle is 3 units

Use 3.14 for pie
Round the answer tor he nearest hundredth

Answers

9293847282828810193838881818-8

Which of the following measurements could be the side lengths of a right triangle?
a. 30 in, 45 in, 50 in
b. 25 in, 40 in, 50 in
c. 30 in, 40 in, 60 in
d. 30 in, 40 in, 50 in

Answers

i think the answer would be d

Janessa is playing a board game with two friends. Using a single die, one friend rolled a four, and the other friend rolled a three. Janessa needs to roll a number higher than both friends in order to win the game, and she wants to calculate her probability of winning.

Is the probability of Janessa winning an independent event or dependent event? Why?

O) Her probability of winning is an independent event because it depends on the results of her friends’ rolls.

O) Her probability of winning a dependent event because it does not depend on the results of her friends’ rolls.

O) Her probability of winning is an independent event because it does not depend on the results of her friends’ rolls.

O) Her probability of winning is a dependent event because it depends on the results of her friends’ rolls.

Answers

B) her probability of winning is a dependent event because it does not depend on the results of her friends’ rolls.

find the value of x in the figure

Answers

x=9 im pretty sure :))

A bag contains tickets numbered 1 through 5. Use the probability distribution to determine the probability of drawing an even numbered ticket.​

Answers

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