square root of -72 written in terms of i

Answers

Answer 1
Given: √-72
Work:
√-72 --> √36 * √-2 (36 is the perfect square needed to solve this problem)
6√-2 ---> 6i√2
Answer: 6i√2

Hope this helps!

Related Questions

Jonas jogged up the hill at an average rate of of a 1/12 mile per minute and then walked down the hill at an average rate of of a 1/16 mile per minute. The round trip took him 42 minutes. What is the missing value in the table that represents the distance of the trip down the hill?

Table
Rate Time Distance
Up the Hill 1/12 x 1/12(x)
Down the Hill 1/16 42-x ?

Answers

Refer to attached table

Answer - [tex] \frac{1}{16} (42-x)[/tex] (In miles)

EXPLANATION

We know that distance traveled is calculated by multiplying average speed by total time.

According to the table,
Uphill average speed = [tex] \frac{1}{12} [/tex] (in miles per minute)
Uphill travel time = x (in minutes)
Total distance uphill = [tex] \frac{1}{12} x[/tex] (In miles)

The same way,
Downhill average speed = [tex] \frac{1}{16} [/tex] (in miles per minute)
Downhill travel time = 42 - x
Total distance downhill = Speed * Time = [tex] \frac{1}{16} (42-x)[/tex] (In miles)
The answer is (42-x) / 16

The formula for distance is d = rt; Where r = rate; t = time
d =? ; r = 1/16; t = 42-x
d = rt
   = 1/16 * 42-x
   = (42-x) / 16

You paid $80 for a tennis racket. If you found the racket under a sign stating 1/4 off, what must the original retail price have been?

Answers

To solve this problem you must apply the proccedure shown below:
 1. You have that you paid $80 for a tennis racket which was under a sign stating 1/4 off. Therefore, you can express this with the following equation:
 [tex] x-x/4=80 [/tex]
 Where [tex]x[/tex]is the original retail price.
 2. When you solve for [tex]x[/tex], you obtain:
 [tex]3/4x=80 \\ x=106.67[/tex]
 The answer is: [tex]106.67 dollars [/tex]

cx+5c=7c solve for x assume c doesn't equal 0

Answers

Because we've assumed [tex]c \neq 0[/tex], we can safely divide by [tex]c[/tex] (if [tex]c[/tex] could equal zero, we would have to account for the case in which doing so would be to divide by zero).  Hence, we have:

[tex]\begin{aligned} x+5=7 \end{aligned}[/tex]

Subtracting [tex]5[/tex] from both sides gives [tex]x = \boxed{2}[/tex].

a helicopter hovers at an altitude that is 1000 feet above a mountain peak of altitude 5210 feet. A second,taller peak is viewed frim both the mountaintop and the helicopter. From the helicopter, the angle of depression is 43°, and from the mountaintop, the angle of elevation is 18°. How far apart are the mountain peaks? What is the altitude of the taller peak?

Answers

A.) 836.2 ft.
B.) 5468.39 ft.

Juanita is cutting a piece of construction paper in the shape of a parallelogram. Two opposite sides of the parallelogram have lengths (5n − 6) cm and (3n − 2) cm. The third side measures (2n + 3) cm. What are the lengths of two adjacent sides of the parallelogram? 2 cm and 2 cm 4 cm and 7 cm 7 cm and 9 cm 13 cm and 19 cmJuanita is cutting a piece of construction paper in the shape of a parallelogram. Two opposite sides of the parallelogram have lengths (5n − 6) cm and (3n − 2) cm. The third side measures (2n + 3) cm. What are the lengths of two adjacent sides of the parallelogram? 2 cm and 2 cm 4 cm and 7 cm 7 cm and 9 cm 13 cm and 19 cm

Answers

the answer is 4 and 7

Answer:

Correct option is 2. The lengths of two adjacent sides of the parallelogram are 4 cm and 7 cm.

Step-by-step explanation:

The opposite sides of a parallelogram are equal.

[tex]5n-6=3n-2[/tex]

[tex]2n=4[/tex]

Divide both sides by 2.

[tex]n=2[/tex]

The value of n is 2.

The lengths of two adjacent sides of the parallelogram are

[tex]5n-6=5(2)-6=10-6=4[/tex]

[tex]2n+3=2(2)+3=7[/tex]

Therefore the correct option is 2. The lengths of two adjacent sides of the parallelogram are 4 cm and 7 cm.

Is 90 g less than, greater than, or equal 9kg

Answers

90 g is less that 9kg if thats what you want
Answer is "less than"

9 kg = 9000 grams since 1 kg is equal to 1000 grams (kilo = thousand)

So comparing "90 g to 9kg" is the same as "90 g to 9000g"
90g is smaller than 9000 g
therefore, 90 g is smaller than 9 kg

Last question pls help!

A rectangle has a side of 12 inches and another side of 6 inches...
whats the perimeter? whats the area? what would be the area and permieter combined?

Answers

Hello :)

Area = 72 in.

Perimeter = 36 in.

Hope this helps :))
Hey there!

To find perimeter, add the sides. . .

12 + 12 = 24
6 + 6 = 12
24 + 12 = 36 <------ The perimeter is 36 inches.

To find area, multiply the two sides. . .

12 x 6 = 76 <------ the area is 76 inches.

To combine the area and perimeter, add the numbers 76 and 36. . .

36 + 76 = 112 <--- the area and perimeter combined is 112 inches.

Hope this helps you.
Have a great day!

which statment is true

Answers

I think hamburger and French fries

Answer: burger and fries

Step-by-step explanation:

2 × (3 – 1) + 3 simplify

Answers

First you always do the Parenthesis.
So 2×2+3 
Next you multiply.
So 2×2=4 + 3
Then you add.
So your answer will be 7.
Hope this helps!

The equation below shows the total volume (V), in cubic units, of 4 identical boxes with each side equal to s units: V = 4s3 If s = 2.5 units, what is the value of V? (5 points) 25 cubic units 30 cubic units 62.50 cubic units 156.25 cubic units
Plz help 

Answers

each side of a box is s = 2.5 units
volume of one box is length * breadth * height 
since its a cube all sides are equal 
volume of one box = s³ = 2.5³
since there are 4 boxes, 
total volume V = 4s³
V = 4 * 2.5³ = 4 * 15.625
                   = 62.50 cubic units
third response is correct 

Answer:

Option 3 - V = 62.50 cubic units.

Step-by-step explanation:

Given : The equation below shows the total volume (V), in cubic units, of 4 identical boxes with each side equal to s units: [tex]V=4s^3[/tex] If s = 2.5 units.

To find : What is the value of V ?

Solution :

The equation of the total volume is

[tex]V=4s^3[/tex]

Substitute, s=2.5 units

[tex]V=4(2.5)^3[/tex]        

[tex]V=4\times 15.625[/tex]          

[tex]V=62.5[/tex]            

Therefore, Option 3 is correct.

The value of V is 62.50 cubic units.

Carson wants to put her 232 stickers into a book that has 36 Pages if she puts 8 stickers on each page how many pages will be blank

Answers

232/8=29 and 36-29=7 meaning he will have 7 blank pages. Hope this helps :)

A sphere has a radius of 9mm. What is the volume of the sphere, rounded to the hundredths place ?

Answers

Volume of a sphere: V=4/3* πr^3

V=4/3* π(9)^3

V=4/3* π(243)

V= 324 * π

(rounded): V= 1017.88 mm

The volume of the sphere will be 1017.88 cubic mm.

What is the volume of the sphere?

The volume is defined as the space occupied by the solid in a three-dimensional plane. `The volume of the sphere is defined as the space occupied by the sphere in a three-dimensional space.

The volume of the sphere is calculated by the formula below:-

Volume = V=4/3 x πr³

Given that a sphere has a radius of 9mm. Use the formula in calculating the volume of the sphere.

Volume of a sphere:

V=4/3 x πr³

V=4/3 x π(9)³

V=4/3 x π(243)

V= 324 x π

Therefore, the volume of the sphere will be 1017.88 cubic mm.

To know more about volume follow

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How many square feet of outdoor carpet will we need for this hole?

Answers

Assuming the hole is the green part, you would take 12•4 - 2•2. So 48-4=44 sq ft

Answer:

44 square feet

Step-by-step explanation:

We are given a rectangle of dimension 12ft×4ft and a square of dimension 2ft×2ft.

Then, the required outdoor carpet will be:

Outdoor carpet required=Area of the outer hole that is the rectangle - Area of the inner hole that is the square

=[tex](length)(breadth)-(side)^{2}[/tex]

=[tex](12)(4)-2^{2}[/tex]

=[tex]48-4[/tex]

=[tex]44[/tex] square feet.


To the model estimated in table 8.1, add the interaction term, e401k · inc. estimate the equation by ols and obtain the usual and robust standard errors. what do you conclude about the statistical significance of the interaction term?

Answers

Please Send Lions, Monkeys, Cats And Zebras Into Lovely Hot Countries
Signed General Penguin
P - potassium
S - sodium
L - lithium
M - magnesium
C - calcium
A - aluminium
Z - zinc
I - iron
L - lead
H - hydrogen
C - copper
S - silver
G - gold
P - platinum

In a circle with a radius of 3635 cm, an arc is intercepted by a central angle of 2π7 radians. What is the arc length? Use 3.14 for π and round your final answer to the nearest hundredth.

Answers

The arc length will be found using the formula:
C=θ/360πd
θ=2/7π=2/7*180=51 3/7°
d=2r=2×3635=7270 cm
hence the arc length will be:
C=(51 3/7)/360×π×7270
C=(1038+4/7)π cm
C=3,262.78 cm (to the nearest hundreth)

The​ U.S.-based motorcycle manufacturer says that it expects to build 149000 motorcycles this​ year, up from 134000 last year. Find the percent of increase in production

Answers

149000 - 134000 = 15,000
15,000 / 134000 = 0.11
0.11 * 100 = 11
11 % increase

Movie A took in $142.44 million on it’s first weekend. This topped the previous opening weekend revenue set by movie B by $4.14 million. How much did movie B take in on its opening weekend?

Answers

Revenue of Movie A on first weekend = $ 142.44 million

According to the given statement, revenue of movie A was $4.14 million more than the revenue of movie B in their first weekends.

So, we can write:

Revenue of movie A = Revenue of movie B + $4.14 million

Revenue of movie B = 142.44 million - 4.14 million = $ 138.30 million.

Thus movie B take in $138.30 million on its opening weekend. 

A treasure chest lies 100 meters below sea level. Write a positive or negative integer that represents the situation.

Answers

100

Hope this helped!

An integer that represents the situation is -100.

What are integers?

Any positive or negative number without fractions or decimal places is known as an integer, often known as a "round number" or "whole number."

Integers are positive and negative whole numbers.

In this case, we are given a situation where a treasure chest is located 100 meters below sea level.

The sea level can be considered as zero, so anything below sea level would be negative.

Therefore, we use a negative integer to represent this situation, and the negative integer that represents 100 meters below sea level is -100.

To learn more about the integers;

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How many lateral faces does a pentagonal prism have? Explain its actually 8 for anyone who needs this in the future

Answers

Answer: 5.

Explanation:

You can see the attached figure for better understanding.

A pentagonal prism has 2 bases (the bottom and top faces), each pentagonal, and 5 lateral faces.

The pentagon is a figure with 5 sides. Hence, from each side, the prism will have one lateral face that goes from one base to the other.

The figure attached shows a pentagonal prism where you can see what I explained.

A pentagonal prism has five lateral faces.

A pentagonal prism is a three-dimensional geometric figure with two parallel pentagonal bases and rectangular lateral faces. To determine the number of lateral faces:

(1) Visualize the pentagonal bases; a pentagon has five sides.

(2) Each side of the pentagon is perpendicular to a corresponding rectangle, forming a lateral face.

So, a pentagonal prism has five lateral faces, matching the number of sides of its base pentagon.

An octahedron, a completely different shape, has eight triangular faces, not to be confused with the prism.

6200ft is <>= to 1mi 900ft

Answers

Hey there!

Convert 1 mile to feet. This would be 5280 feet. Add this to 900. 5280+900=6180. So 6200 is greater than 1 mile 900 feet, or 6200>1 mile 900 feet.

I hope this helps!
1 mile=5280 ft
5280 + 900=6180
6200ft < 1 mi 900ft

Plzzzz help for 12 points

Answers

5y^6 •( 4y^3 +1) so the GCF is 5y^6
Answer 3rd option from up to down

There were 25 melons at the grocery store. The store sold 3/5 of the melons. How many melons were sold?

Answers

Hello!

Convert 3/5 to a decimal by dividing its numerator by its denominator.

3 ÷ 5 = 0.6

Next, multiply the total amount of melons in the store by the decimal.

25 × 0.6 = 15

ANSWER:

15 melons were sold.

What is another name for an indirect proof? Picture included

Answers

proof by contradiction

James gets headaches. the time between one headache and the next is an exponential random variable. he has noticed that, after having a headache, there is a 50% chance of having another headache within the next 4 days. james has not had a headache in 5 days. what is the probability that he will go for at least 5 more days before the next headache?

Answers

An exponential random variable is one that follows a Poisson point process, which is memoryless.  So the fact that he had a headache 5 days ago does not change the probability that he will, or will not have a headache in the next 5 days.

For an exponential distribution,
&lambda;=rate of occurrence=mean number of headaches per day.

probability distribution function
=pdf(x, &lambda; ) = &lambda; e^(- &lambda; x)

cumulative probability distribution function,
cdf(x, &lambda; ) = 1 - e^(- &lambda; x)

We are given probability of having no headaches in 4 days is 0.5,
this means x=4 in
cdf(4, &lambda; ) = 0.5, =>
1 - e^(-4 &lambda; )=0.5
Solve for &lambda;
&lambda; = -log(0.5)/4 = 0.1732868   [log(x)=natural log of x]
=>
interpretation: the mean number of headaches is 0.1732868 per day.

Using the cdf, for x=5 days,
cdf(5,0.1732868)=1-e^(-0.173868*5)=0.57955
=>
interpretation: probability of having a headache in 5 days = 0.57955

Therefore
probability of NOT having a headache in 5 days is (1-0.57955)=0.42045




What value of k makes the equation true? (5a2b3)(6akb)=30a6b4

2
3
4
8

Answers

I am not 100% positive but i am 99% sure it is 4

Answer:

the answer is 4 I believe

Step-by-step explanation:

What is the area of the trapezoid? Enter your answer in the box. in2 The figure shows a trapezoid. The parallel bases of the trapezoid are horizontal, and top base is shorter than the bottom base. Vertical line segments are drawn inside the trapezoid from the upper vertices perpendicular to the bottom base. These segments are each 6 inches and divide the trapezoid into two right triangles and a rectangle. The rectangle lies between the two triangles. The bases of the triangles and rectangle make up the bottom base of the trapezoid. The base of each triangle is 4 inches, and the base of the rectangle is 8 inches.

Answers

Answer: [tex]\text{Area}=72\ inches^2[/tex]

Step-by-step explanation:

By the given description of trapezoid we get,

The height of the trapezoid h= 6 inches

The base of triangle = 4 inches

The base of rectangle (a)= 8 inches

The bottom base of the trapezoid (b)= 2×base of triangle +base of rectangle

The bottom base of the trapezoid (b)= [tex]2(4)+8=8+8=16\ inches[/tex]

The area of trapezoid is given by :-

[tex]\text{Area}=\frac{1}{2}(a+b)h\\\\\Rightarrow\text{Area}=\frac{1}{2}(8+16)(6)\\\\\Rightarrow\text{Area}=72\ inches^2[/tex]

Answer:

72

Step-by-step explanation:

Which is the correct way to write three and one-tenth of a milliliter as an Arabic number?

Answers

     we have that
three and one-tenth------> 3 1/10--------> (3*10+1)/10--------> 31/10-----> 3.1 

the answer is 3.1 ml

need help plz I need this by today because it's due Tomorrow

Answers

Dale's earnings for 52 weeks were
.. income = 52*985 = 51,220
Dale's withholding was
.. tax paid = 0.16*51,220 = 8195.20

According to the 3rd row of the table, Dale owes 8,770 in taxes, so must pay an additional
.. $8770 -8195.20 = $574.80

Dale owes $574.80.

meg runs 1 1/2 miles and walks 2 1/4 miles each day of the week. how far does meg run and walk in al each week? explain. remember, you can write an equivalent fraction fir 1 1/2

Answers

Hello :)

Meg walks and runs 3 3/4 in total each week.

We can find this answer by adding the two numbers, 1 1/2 and 2 1/4

Hope this helps :)
Hey there!

To solve this problem, you first add the numbers 1 1/2 and 2 1/4:

1 + 2 = 3

Try finding the Lowest Common Denominator (LCD) of the fractions. . .
1/2 = 2/4
1/4 = 1/4

2/4 + 1/4 = 3/4

1 + 2 = 3
4 = 4
(Since both have the same denominator, the final denominator stays the same.)

3 + 3/4 = 3 3/4

Since there are 7 days in a week, multiply 7 x 3 3/4 . . .

7 = 7/1
3 3/4 = 15/4

7 x 15 = 105
1 x 4 = 4

105/4 = 26 1/4 <------------

Meg runs 26 1/4 miles overall in each week.

Hope this helps you.
Have a great day!

The price of apples went from $1.99 per lb to $3.19 per lb in four years. Find the rate of change of the price of apples.

Answers

3.19 - 1.99 = 1.20 increase in 4 years

1.20/4 = 0.30

rate of change is 0.30 per year  (30 cents per year)
the rate of the change is 0.30 per years
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There are _____ different types of air masses that coming from ____ different locations that influence the weather in North America.A: 6;4B: 6;6C: 2;4D: 4;6EDIT: nobody answered, but i turned in the quiz got the result. the answer is D, 4:6 Complete this sentence to create an argumentative claim.Rosa Parks act of civil disobedience was a pivotal moment in the civil right movement _____.Select one:A. that brought national attention to the harsh realities of Jim Crow Laws.B. that inspired other advocates of her generation and generations to come.C. but at the time she did not know her single action would ignite a firestorm of protests and boycotts.D. and I think her efforts should be commemorated by putting her image on a piece of US currency. Which statement is an opinion? The Yankees are the best baseball team in history, Yankee stadium sells got dogs, Babe Ruth played for the Yankees or the Yankees play in the greater New York City area. Which is the best definition of denotation?A.the meaning of a word in a different languageB.the dictionary meaning of a wordC.the additional meaning that comes from the feelings one gets from a wordD.the meaning of irony The key factor that determines whether the supply of a good will be elastic or inelastic is _____.consumptionoutput leveltimeprice HELP HELP ME PLEASE!!!!!!! Jake bought the pizza shown above for lunch, which was cut into four equal slices. What percentage of the pizza did Jake eat if he had three slices?A) 25% B) 50% C) 67% D) 75% the pic is below Carpet sells for $3 per square foot and will cost you $810 to recarpet your rectangular room. if your room is 18 feet long, how many feet wide is it? A nurse in a mental health clinic is caring for a client who has bipolar disorder Javier buys 12 bagels for $2.50. At this rate how many bagels could Javier buy for $6.25?A. 18B. 30 C. 31D. 48 Who were the caudillos of Latin America? Decide whether the sequence is arithmetic geometric or neither 5,-10,20, -40 This solution contains equal concentrations of both hf(aq) and naf(aq). write the proton transfer equilibrium (net ionic) reaction that includes f as a reactant. include states of matter. two triangles are similar, and the ratio of the lengths of each pair of corresponding sides is 2:1. which statement regarding the two triangles is NOT True?A- Their corresponding angles have a ratio of 2:!B- Their areas have a ratio of 4:1C- Their perimeters have a ratio of 2:!D- Their altitudes have a ratio of 2:! Which is the correct order of events that occur during conception?ovulation, implantation, fertilization, zygote formationovulation, fertilization, zygote formation, implantationfertilization, ovulation, implantation, zygote formationfertilization, zygote formation, implantation, ovulation A mobile phone carrier charges an extra fee if a customer uses more than 500 minutes each month. Tom has already used 230 minutes this month. Which inequality can be used to determine how many more minutes Tom can use this month without going over the 500-minute limit? When a person adopts parents' or society's roles and values without questioning and exploring a personal identity, it is referred to as identity _____? Community center has an L shaped swimming pool that is 10 feet deep. What is the volume of the pool12001040640880 if a + b = -5 and x + y = -5, what is 6y + 6x - b - a *20 Pts* What are two fractions with different denominators that each have the LCD of 36?