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Math

### What is the perimeter of the right angle triangle given two sides 3 and 4 ?

The triangle is given to be a right angled triangle. Taking 3 and 4 as the lengths of the shorter sides, the length of the hypotenuse can be derived using the Pythagorean Theorem as sqrt ( 9 + 16)...

Math

### What is the perimeter of the triangle ABC if the vertices are ( -1, 1) ( 2,0) and ( 4,-2)

Let the vertices of the triangle be : A(-1,1) B( 2,0) and C ( 4,-2) First we will calculate the length of the sides: AB = sqrt( 2+1)^2+ ( 0-1)^2 = sqrt(3^2 + 1) = sqrt( 10) ==> AB...

Education

### How can integrating technology in the classroom help students with their academic skills?

There are a number of ways in which integrating technology into the classroom can help students with their academic skills. For one thing, the ability to find information online is a major academic...

Math

### what is the exact value of `sin ^2 (pi/6) -2 sin( pi/6) cos (pi/6) + cos ^2 (-pi/6)` Show all the steps to this...

`sin^2 (pi/6) - 2sin (pi/6) cos (pi/6) + cos^2 (-pi/6) ` First, we know that: `cos(-x) = cos(x) ` `==gt cos^2 (-pi/6) = cos^2 (pi/6)` Also, we know that: `2sinxcosx = sin2x` `==> 2sin (pi/6) cos...

Science

### What is the percentage yield for a reaction of benzene, C6H6 with chlorine, that produces chlorobenzene, C6H5Cl, and...

In computing for the percent yield of the reaction, we can use the expression: `percent yield = (actual yield)/(theo retical yield) * 100` actual yield = 38.8 theoretical yield = ? We can obtain...

Math

### Is `cos(pi/2-x)= cos(pi/2)-cos(x)` ?

You may use the following formula for `cos(alpha - beta)` to find if both sides are equal such that: `cos(alpha - beta) = cos alpha*cos beta + sin alpha*sin beta` Substituting `pi/2` for `alpha`...

On First Looking into Chapman's Homer

### What two words indicate the presence of Homer?

So you are asking which two words in this poem show us that Homer is present in the poem? If so, I would say "deep-brow'd Homer" indicates that Homer is present. Other than that, there are many...

Math

### What is the simple interest earned on $720 at 1.5% per month in 4 months.

When simple interest is being calculated, the interest I is given by the formula I = P*r*t where P is the principle amount, r is the rate of interest per period and t is the number of periods....

Math

### `log_4 x*log_2 x + log_2(log_4 x)=2` 4,2,2 and 4 are in the base

You should use the following logarithmic identity such that: `log_a b = (log_c b)/(log_c a)` `log_4 x = (log_2 x)/(log_2 4) => log_4 x = (log_2 x)/2` Substituting `(log_2 x)/2` for `log_4 x...

Math

### Solve for x : log(x) 2 = 0.5

Here we have log(x) 2 = 0.5, where the base of the log is x. log(x) 2 = 0.5 use the relation that log(a) b = c => b = a^c => 2 = x^(1/2) => 2^2 = x => x = 4 The solution is x = 4.

Math

### What percentage of 7kg is 490g?

490 g as a percentage of 7 kg is equal to `((490/1000)/7)*100` = `(0.49/7)*100` = `49/7` = 7 490 g is 7% of 7 kg.

Math

### What is the integral of 16x * sin^3(2x^2 + 1)*cos (2x^2 + 1) dx. Use substitution with u = 2x^2+ 1.

The problem requires finding the integral of 16x * sin^3(2x^2 + 1)*cos (2x^2 + 1) with substituting 2x^2 + 1 with u Int [16x * (sin (2x^2 + 1))^3*cos (2x^2 + 1) dx] let u = 2x^2 + 1 du = 4x * dx...

Chemistry

### What is the percent composition of carbon in a compound with 24.0 g C and 64.0 g O? (Write the formula for percent...

90 grams of the given compound has 24 g of carbon and 64 g of oxygen. We know that the atomic mass of carbon is 12 and the atomic mass of oxygen is 16. If the empirical formula of the compound is...

Math

### What percent of 760 is 950 using fractions

The percentage of 760 that 950 is can be determined by evaluating `(950/760)*100 = = 1.25 = 125 %` 950 is 1.25 or 125% of 760

Math

### At what rate per annum will Rs 5120 amount to Rs 7290 in 3 years when compounded annually? it is from simple interest...

We have the present value and the future value in 3 years time so we can use the compound interest formula: F= P `(1+i)^n` where F is the future value (Rs 7290) P is the present value (Rs 5120) i...

Social Sciences

### who is a successful child? "A Smacked child is a successful child" Write your views about it.

While spanking or slapping children used to be very common in families, today it is much more rare. The idea of "Spare the rod, spoil the child" suggested that you could beat good behavior into...

Math

### Falling Mathematics Scores In the state of Virginia, I have worked in 3 different school districts. Each one has had...

I think there are two ways to judge whether your students are making progress in math, through your own curriculum aligned instruction and testing on those objectives, the other is through...

History

### Do you think that the Civil Rights Movements of the 1960s would have had the same impact if they had been led by...

There's no chance that Malcolm X could have led the Civil Rights Movement to as much success as King did. The reason for this is that, like it or not, the movement had to be acceptable to a large...

History

### Discussing slavery in the colonial period - who were the slaves, what work did they do and how did they differ from...

All slaves during the Colonial period were African American. The distinction between indentured servitude and slavery was a legal one: indentured servants were obligated for a number of years;...

Social Sciences

### What is peat?

Peat is an important and ancient form of fuel, particularly in Ireland, Scotland and the UK. It is composed of partially decayed plant matter, particularly moss and grass, that has accumulated in a...

Math

### Prove the identity (x+y)^5-(5yx^2+5xy^2)(x^2+xy+y^2)=x^5+y^5.

We have to prove that (x+y)^5 - (5yx^2+5xy^2)(x^2+xy+y^2) = x^5 + y^5. (x + y)^5 = x^5 + 5*x^4*y + 10*x^3*y^2 + 10x^2*y^3 + 5*x*y^4 + y^5 (5yx^2+5xy^2)(x^2+xy+y^2) = 5yx^4 + 5y^2x^3 + 5y^3x^2 +...

Reference

### What is Peace? Are we ever at peace? Is peace a constant struggle to always do what is right? What is peace of mind?

Peace is the absence of strife. It seems so easy to understand and so impossible to obtain. Everybody has a different idea of how to attain peace, and because of these differences, peace remains an...

Math

### √18 divided by √2

`sqrt(18)/ sqrt(2)` rationalize the denominator (which will eliminate square root denominator) = `sqrt(18)/ sqrt(2) times sqrt(2)/sqrt(2)` = `sqrt(36)/ 2` A square root can be positive or negative...

Math

### Find the value of the variable that satisfies each equation.Check solution. A) -6x=-27+3x B)44-2x=6x

(a) -6x=-27+3x Subtract 3x from both sides of the equation -9x=-27 Divide both sides of the equation by -9 x=3 The solution is x=3: Check -6(3)=-18=-27+9=-27+3(3)...

Lunch Money

### What is the message behind the book?

There is more than one message (theme) present in the book Lunch Money. For me, though, two main messages stand out. One is the importance of hard work. Right from the start of the book, it is...

Math

### What is the pattern? Find the number that would replace the question mark. -4, 4/3, -4/9,?, -4/81

One could get `4/3` from -4 by multiplying -4 by `-1/3` : `-4*-1/3 = 4/3` Likewise, one could get `-4/9` from `4/3` by multiplying by `-1/3` : `4/3 * -1/3 = -4/9` If we multiply this by `-1/3` ,...

Law and Politics

### What is the Patriot Act? And, is there a full-text version on the internet?

The USA Patriot Act is a counter-terrorism act that was enacted in October, 2001, and reauthorized in 2006. The title is actually an acronym (Uniting and Strengthening America by Providing...

The Yellow Wallpaper

### How can I critically analyze "The Yellow Wallpaper?"

The first thing one needs to know about creating a critical analysis is the particular aspects a critical analysis examines and details. The purpose of a critical analysis is where a reader...

Science

### What is the pathophysiological mechanism of panic ?

The pathophysiological mechanism of panic begins a high in your affective stimulus (your senses become blocked with fears and anxiety) and this causes irrational thoughts. In turn, this further...

Patents

### What are patents and copyrights?

Patents and copyrights are exclusive rights to certain ideas, inventions, or works that are granted by the government to the people who developed those types of intellectual property. In a sense,...

The Comedians

### How can one apply cultural and new historical criticism to analyze Graham Greene's The Comedians?

As we are limited in space, below are a few ideas to help get you started.Cultural criticism and new historical criticism are actually closely related. The difference between the two concerns...

Roll of Thunder, Hear My Cry

### Where does the rising action occur in the novel Roll of Thunder, Hear My Cry (also page, chapter)? I have to do a...

Since the rising action of a literary work consists of several actions that build to the climax of the plot, such action in Roll of Thunder, Hear My Cry involves the number of incidents that...

Physics

### What is electricity made up of?

In a word, electrons. These have both the properties of matter and energy, sometimes appearing as subatomic particles and sometimes as a waveform. Electricity can be classified as either at rest...

The Wine of Astonishment

### In The Wine of Astonishment, who is Mitchell?

The Wine of Astonishment is a novel by Earl Lovelace about the Prohibition movement in Trinidad and its effect on a Spiritual Baptist town, who use Sacramental Wine in their worship. Mitchell is a...

Literature

### CAN SOMEONE PLEASE HELP ME WRITE AN INTRODUCTION PARAGRAPH FOR THE ESSAY BELOW PLEASE? College is supposed to be...

You have some wonderful specifics in the body of your essay, where you provide concrete details about the needs of the university. However, in your introduction, you fall back upon vague...

Social Sciences

### What are party platforms, and what are they used for?

The idea behind the party platform has definitely seen some recession over time. The previous thoughts are accurate on this. Yet, I do believe that there is some level of mutual dependence that...

History

### In what parts of life did women still struggle to receive equality in the 1920s?

Women struggled to achieve equality in certain areas in the 1920s. Some of these struggles still exist today. One area where inequality was evident was in the workplace. Women were expected to do...

Reference

### As a school peer next year in high school, how can I do my bit and leave a worthy legacy? I am going to be a powerful...

That sounds like a great goal. I think you are taking a step in the right direction by asking for help too. Great leaders are not afraid of seeking help and getting advice. I don't know what...

Science

### What are the parts in the elimentary canal of the human digestive system?

The alimentary canal comprises the anatomic structures through which ingested food passes during digestion and absorption, ending with the excretion of food waste via the anus. The anatomic...

Lord of the Flies

### What parts do adults play in the novel? What does the dead pilot and naval officer symbolize?

The adults are the ones who created the problem; they are the ones who bicker and can't get along to the point that a cataclysmic war is started that is the reason the boys are on the plane in the...

To Kill a Mockingbird

### What in particular does To Kill a Mockingbird say about "fathers and children?" I need a thesis for my essay. :)

It seems that in the case of most of the children in the novel, the old adage about "nuts not falling far from the tree" seems to apply. Jem and Scout exhibit many of the same traits as their...

Reference

### I am creating a "Table of Figures" in my report. I want to know whether "Microsoft Excel graphs" in my report needs...

I believe I can help you with your question, but first I want to make certain that I understand exactly what you need. Are you wondering whether or not you need to include a reference to Microsoft...

Science

### What particles move across the semipermeadble membrane during osmosis?

Osmosis is the diffusion of water through a semipermiable membrane. The water moves from a volume with a low concentration of solute into an volume of high concetnration of solute. So, the...

Social Sciences

### I need help to figure out how to do a demand and supply curve for my economics project. We are doing a project in...

If you already have the demand schedule, most of the work is done. I don't have your precise figures in front of me, so I'll just make up my own; the process is the same.Suppose you interviewed 40...

Science

### What is a particle?

Everything in nature is made up of particles. Dictionary.com defines particle as one of the extremely small constituents of matter, as an atom or nucleus. There are several reasons for studying...

Math

### What is the partial fraction decomposition of 3/(x - 3)^2

The partial fraction decomposition of ` 3/(x - 3)^2` has to be determined. Let `3/(x - 3)^2 = A/(x - 3) + B/(x - 3)^2` => `3/(x - 3)^2 = (A(x - 3))/(x - 3)^2 + B/(x - 3)^2` => 3 = Ax - 3A +...

Physics

### What are the properties of light?

The debate about the properties of light date back to the time of Isaac Newton (1642-1727) who first undertook to comprehend its properties through experimentation. His belief was that light was...

History

### What part of the U.K is often forgotten about?

There are two possible answers to this question. I would suggest that you should check in your textbook or in your class notes to see which of these answers your instructor prefers. The two...

Grammar

### What part of speech is every word in this sentense and Why? (The ugly will conquer the world)

The ugly will conquer the world. I will break down the sentence for you. "The" is a definite article referring to a specific noun ("ugly"). "Ugly," though normally an adjective, is used as a noun...

A Tale of Two Cities

### Who is "I" in the opening lines of the third chapter of Book I in A Tale of Two Cities?

The "I" at the beginning of the chapter is the narrator himself, who temporarily steps in to describe the feeling of being so utterly separate and so utterly mysterious from the humans that we are...

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