# Each true hour at least two of my clocks chime. Prove we can throw away three of the five clocks…

**MATH**

**Each true hour at least two of my clocks chime. Prove we can throw away three of the five clocks…**

At least 2 clocks chiming at true time implies one of the following exclusive 4 possibilities: (i) Only particular 2 clocks are chiming at the true time or (ii) only particular 3 clocks are…

**SCIENCE**

**Outline the sequence of events that occur during blood clotting and explain what prevents…**

This is a general response. Step One: Platelets, which are sort of sickle shaped, get caught on the edges of the tear in the tissue. Step Two: The Platelet itself is broken open to release special…

1 educator answer

**THE MAYOR OF CASTERBRIDGE**

**Compare the character of Henchard in The Mayor of Casterbridge and Emma Bovary in Madam Bovary.**

I think that you can find some levels of comparison between Henchard and Bovary. Both of them view marriage as a prison of sorts. Henchard believes that marriage ruined his chances at life, while…

1 educator answer

**TO KILL A MOCKINGBIRD**

**This question is related to the movie of To Kill a Mockingbird. What do the costumes reveal…**

Though the movie is in black and white and most of my classes initially respond with a groan, the movie is done so wonderfully that I really do think in many ways it gives great insight into the…

2 educator answers

**TO KILL A MOCKINGBIRD**

**What cinematic element of the movie most contributes to the climax of To Kill a Mockingbird; who…**

[eNotes editors are only permitted to answer one question. Additional questions must be posted separately.] There are definite differences between the movie and the novel, To Kill a Mockingbird, by…

1 educator answer

**TO KILL A MOCKINGBIRD**

**Which scenes were most effective in the movie version of To Kill a Mockingbird, and which were…**

The answer to this question is going to be largely up to personal opinion and preference. In my opinion, Atticus’ closing arguments in the trial scene is far superior in the movie compared to the…

1 educator answer

**TO KILL A MOCKINGBIRD**

**Discuss how the acting in a specific scene sums up the movie’s theme most effectively in the…**

[eNotes editors can only answer one question per posting. Other questions must be posted separately.] While the lighting, setting and camera shots help to convey the film’s theme, I find the actors…

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**TO KILL A MOCKINGBIRD**

**What other titles can you think of that would capture the theme of the movie rendition of To Kill…**

“Prejudice and Tolerance” is a suitable title, although it sounds more like a Jane Austen novel. “Knowledge and Ignorance,” “Guilt and Innocence” also work, but they are too overt; the reader knows…

2 educator answers

**SCIENCE**

**How have volcanoes, earthquakes, and tectonic plates changed the earth’s atmosphere?**

I’m assuming that all three of the events you listed in your question deal with the gases released during a volcano, earthquake, and the movement of tectonic plates (which produce volcanoes and…

1 educator answer

**MATH**

**Evaluate the derivative of the expression (2-x)^square root x.**

We’ll use logarithmic differentiation: y = (2-x)^sqrt x We’ll take logarithms both sides: ln y = ln [(2-x)^sqrt x] ln y = sqrt x * ln (2-x) We’ll differentiate both sides, using product rule to the…

**MATH**

**Find the equation of the tangent line to the inverse derivative of f(x)=x^3+7x+2 in the point (10;1)**

To determine the inverse of the derivative, we’ll have to determine the derivative. f'(x) = (x^3+7x+2)’ f'(x) = 3x^2 + 7 We know that: f'(x)*[f^-1(x)]’ = 1 We’ll divide by f'(x): [f^-1(x)]’ =…

**MATH**

**Evaluate if the integral of y=1/(x^1/3) is convergent or divergent when x = 1 to x = infinite.**

Since it is an improper integral, we’ll evaluate it using the definition of improper integrals: Int f(x)dx (x = a to x = infinite) = lim (N -> infinite) Int f(x)dx( x = a to x = N) According to…

**MATH**

**What is the antiderivative of f(x)=sin^3(5x)?**

We need the integral of f(x) = (sin 5x)^3 (sin 5x)^3 = sin 5x * (sin 5x)^2 => sin 5x ( 1 – (cos 5x)^2) Now let cos 5x = t dt/dx = -5 sin 5x Int [ sin 5x ( 1 – (cos 5x)^2) dx] => Int [ (-1/5)…

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**THE CRUCIBLE**

**In The Crucible, why is Abigail the reason that Puritans died?**

While Abigail Williams certainly shares responsibility for the deaths of innocent villagers, Miller does not dogmatically argue that she is the reason that they died. At any point during the…

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**MATH**

**Evaluate the indefinite integral of y=(x^3+5)*ln x?**

We’ll use integration by parts to evaluate the integral of the given function. We’ll put u = ln x. We’ll differentiate both sides and we’ll get: du = dx/x We’ll put dv = (x^3+5)dx v = Int…

**HISTORY**

**What tactics were employed by Civil Rights activists?**

The Civil Rights Movement employed a number of tactics. I will discuss three: Litigation. The beginnings of the civil rights movement came largely through lawsuits. They filed lawsuits in an…

1 educator answer

**MATH**

**Differentiate the function y=(x^3-7x^2+4)(3x^2+14)**

We have to differentiate y = (x^3-7x^2+4)(3x^2+14) Now y = (x^3-7x^2+4)(3x^2+14) => y’ = (x^3-7x^2+4)'(3x^2+14) + (x^3-7x^2+4)(3x^2+14)’ => y’ = (3x^2 -14x)(3x^2 + 14) + (x^3-7x^2+4)*6x =>…

1 educator answer

**MATH**

**Using the definition of derivative , find the derivative of f(x)=9-3x**

The derivative of f(x) is defined as lim h–>0 [ f (x+h) – f(x)]/h Here f(x) = 9 – 3x Substituting this in lim h–>0 [ f (x+h) – f(x)]/h => lim h–>0 [ 9-3(x+h) – 9 + 3x]/h => lim…

1 educator answer

**MATH**

We have to solve 4*|8x-8|<32 for x. Now |8x-8| has the value 8x – 8 for (8x – 8) > 0. Therefore for (8x – 8) > 0 or 8x > 8 or x >= 1 we can write 4*(8x-8)<32 => 32x – 32 <…

**HAMLET**

**In Acts 2 and 3 of Hamlet, assess how successfully Hamlet fulfills his promise to avenge his father.**

To directly answer your question, Hamlet is completely unsuccessful in avenging his father because he simply doesn’t kill Claudius in either Act II or III. But, then the question becomes: does…

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**EVERYDAY USE**

**In “Everyday Use,” what is the difference between the way Mama and Dee interpret the phrase…**

This is a very astute question because it identifies the massive differences in the way that Mama and Dee regard their past. In the story we are presented with a central matriarchal character who…

1 educator answer

**GREAT EXPECTATIONS**

**Identity and belongingOur sense of identity is stronger when we belong. To what extent is this…**

Pip belongs to Joe and Mrs. Joe, somewhat (Mrs. Joe is abusive), but he is unsure of his place in the world for much of the book. It isn’t until he decides that he will marry Biddy and live with…

6 educator answers

**KING LEAR**

**Analyse Goneril and Regan’s speech. How does they use the language?Which rhetorical devices do…**

Both Goneril and Regan tell Lear what he wants to hear. They basically use hyperbole. First the eldest, Goneril , gushes forth her love. Words are cheap and they come easy for her. She knows…

1 educator answer

**REFERENCE**

**write a java program to multiply two given matrices and display the resultant matrix.its a java…**

Here is the program on Multiplication of two matricesimport java.io.*;class smith1{int i, j, k, l, m, n, o;int mat1[][], mat2[][], mat3[][];BufferedReader br=new BufferedReader(new…

**OF MICE AND MEN**

**How does the title fit to the story Of Mice and Men?**

The title comes from a poem by Robert Burns (To A Mouse), which contains the line, “The best-laid schemes o’ mice and men gang aft a-gley (go oft awry).” George and Lenny’s scheme to buy a ranch go…

1 educator answer

**TO KILL A MOCKINGBIRD**

**In Chapter 24 of To Kill a Mockingbird, why was Atticus’s face white?**

In chapter twenty-four of Harper Lee’s To Kill a Mockingbird, Atticus has reason to turn white. The trial of Tom Robinson is over. Aunt Alexandra is having the ladies over for tea. Scout, in a…

1 educator answer

**SILAS MARNER**

**In Silas Marner, what are the respective roles of the upper and the lower social levels at the…**

The social divisions in Raveloe are made perfectly clear in the New Year’s Party that the Squire holds in Chapter 11 of this great novel. There appear to be two groups of villagers. Those of the…

1 educator answer

**SILAS MARNER**

**In Silas Marner, are the Lammeters alike?**

The Lammeters are a very interesting lot, especially the two Lammeter sisters. One of the interesting features of the Lammeters is the fact that all their money has not been able to buy them much…

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**SILAS MARNER**

**In Silas Marner, what is the general affect among females?**

The Lammeter sisters, Nancy and Priscilla are often compared to the Gunn sisters. For the big feast in Red House the women basically acted amongst themselves the way expected of women: They would…

1 educator answer

**SILAS MARNER**

**In Silas Marner, what event is being anticipated?**

The event that is being anticipated at Raveloe is the New Years celebration that is held by the Cass clan at the Red House. It was the biggest celebration in town because people of all classes…

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**SILAS MARNER**

**In Silas Marner, how is Christmas spent in Raveloe?**

This is near the end of Part I. The Cass family, being among the upper crust (perhaps the highest social rank in Raveloe), spends Christmas by attending church service and entertaining certain…

2 educator answers

**MATH**

**I cant find information about the history of sin ?**

Trigonometry was first studied in India. The predecessor of modern trigonometric functions, known as the sine of an angle, anmd the introduction of sine function represents the main contributions…

**WAITING TO LIVE**

**Waiting to Live Let’s discuss the topic of why we wait to live. Have you ever read the book,…**

WAITING TO LIVE was written by Dr. Asa Don Brown (2010 – Publication)

**THOMAS MOORE**

**What is a summary for the poem “Oft in the Stilly Night” by Thomas Moore?**

Thomas Moore canvasses two periods (past and present) and kinds of memories (boyhood and present) in “Oft in the Stilly Night.” The first stanza begins with memories of boyhood, and the last ends…

4 educator answers

**BLUE HOLE BACK HOME**

**Similar to Mockingbird?Is Blue Hole Back Home going to be remembered fifty years from now in the…**

There is no doubt that Blue Hole Back Home shares much in common with Harper Lee’s acclaimed novel. The racial tension, bigotry and good people caught up in bad situations (whether it be through…

1 educator answer

**HISTORY**

**Why did sectional hostility abate as quickly as it did?**

After the Civil War, sectional hostility abated relatively quickly (if we are talking about hostility that reached the level of war — there still is some residual hostility) because there was no…

2 educator answers

**PHYSICS**

**Does an air bubble in water act as convex or a concave lens?**

The principle behind the working of a lens made of glass is the change in the path of light at the glass-air interface. The refractive index of air is approximately 1 and that of glass is typically…

1 educator answer

**THE SUN ALSO RISES**

**What kind of statement about women or gender is made through the character Brett Ashley in The…**

I like the question. Ernest Hemingway’s novel The Sun Also Rises may be a little on the short side, compared at least to the standard Victorian novel against which many modernist writers…

1 educator answer

**ROMEO AND JULIET**

**Friar Lawrence’s plan carries some controversial points but it is very decisive and crucial for…**

Actually Friar Lawrence does not have only the one plan for Romeo and Juliet–he has several options, tries a couple including counselling and cautioning, but keeps changing his mind about the best…

1 educator answer

**LITERATURE**

**What language would you want to master to read an original text?I wish I could speak German. For…**

I’d actually like to speak every language in the world. But that’s beyond impossible, so the one I’m working on hardest is Japanese. I’d like to be able to read historical texts (like writings…

16 educator answers

**CHEMISTRY**

**In the oxidation of ethanol into ethanoic acid, sulphuric acid is used. Is this sulphuric acid…**

Ethanol can be converted to ethanoic acid by the oxidation of ethanol. This is done using a salt which has a dichromate ion, examples of which are potassium dichromate and sodium dichromate in the…

1 educator answer

**MATH**

**Determine the vertex of the function f(x)=3x^2-12x**

For a parabola y = ax^2 + bx +c, the vertex is given by ( -b/ 2a , (4ac – b^2)/4a) Here the parabola is y = 3x^2 – 12x So, we have a = 3 , b = -12 and c = 0 Substituting these values in the…

1 educator answer

**MATH**

**What is the first derivative of the functionf(x)=1/arctan(x^2)?**

We’ll differentiate the given function, with respect to x. We’ll use the quotient rule for the ratio 1/arctan(x^2) and the chain rule for the composed function arctan(x^2): f'(x) = {(1)’*arctan…

**MATH**

**Find the area of parallelogram AYRU if AU=37cm AY=20cm AR=32cm AR perpendicular to UR.**

We are given a parallelogram AYRU with AU = 37, AY = 20 and AR = 32. Also, AR is perpendicular to UR. Now as the opposite sides of a parallelogram are equal in length. AY = RU = 20 Now in the…

1 educator answer

**MATH**

**Find the exact value of the expression sin(60+210).**

We have to find the exact value of sin (60 + 210) sin (60 + 210) => sin 270 => sin (360 – 90) Now sin (360 – 90)= -sin 90 => – sin 90 As sin 90 = 1 => – sin 90 => -1 Therefore sin…

1 educator answer

**MATH**

**What is x if (2x+48)^1/2-x=0 ?**

We have to solve for x given that (2x+48)^1/2 – x = 0 (2x+48)^1/2 – x = 0 => (2x+48)^1/2 = x square both the sides => (2x + 48 ) = x^2 => x^2 – 2x – 48 = 0 => x^2 – 8x + 6x – 48 = 0…

1 educator answer

**THE BLOODY CHAMBER**

**In Angela Carter’s “The Bloody Chamber,” how does the use of the erotic influence the story? Thanks.**

Angela Carter’s short story, “The Bloody Chamber,” is a much more sensual version of the age-old tale of Bluebeard. The original story—from France—was written by Charles Perrault, and first…

1 educator answer

**MATH**

**Use the law of cosines to solve the angle V in triangle VGK if KG=25, VG=33,5, <G=46 degrees.**

For a triangle with sides a, b and c opposite to angles A, B and C, the law of cosines gives the relation c^2 = a^ + b^2 -2a*b*cos C. Here we have KG = 25 and VG = 33.5 So we can find KV^2 = 25^2…

1 educator answer

**MATH**

**What is the length of the segment with endpoints P(8,-7) and Q(8,10)?**

We are given the end points P and Q of the segment. The points are P(8,-7) and Q(8,10). Now the distance between the points (x1, y1) and (x2, y2) is equal to sqrt [( x2- x1)^2 + (y2 – y1)^2]…

1 educator answer

**HOT, FLAT, AND CROWDED: WHY WE NEED A GREEN REVOLUTION**

**What do you think of Thomas Friedman’s view on ethics? What do you think of Thomas Friedman’s…**

I think that Friedman’s approach to how individuals should act in the modern setting is a very relevant one. The fact that ethical conduct for Friedman has to be seen in a globalized context…