Friday

February 24, 2017
Total # Posts: 258

**anatomy**

describe in detail how a lack of calcium ions would affect muscle contraction.

*February 22, 2017*

**Anatomy **

What consequence would an over abundance of acetylcholine have both overall and at the molecular level of the muscle?

*February 22, 2017*

**Math**

Graph the following polynomial. f(x)=(x+3)^2(x-2)^2(x+5) How would i graph ? f(x)=(x+5)

*February 7, 2017*

**Math**

Divide into intervals and evaluate to find the max/min. f(x)= -(x-1)^2(x+4) I pick -2 -(-2-1)^2(-2+4)=-18 Is that the correct answer

*February 5, 2017*

**math**

Oceanographers use a quantity known as shoreline development to describe and categorize bodies of water. Shoreline development, D, measures how closely a body of water resembles a circle. Its formula is: where L is the shoreline length and A is the area of the body of water. ...

*February 5, 2017*

**English**

Express how the device below and structure helps acheive the purpose of chapter 4. The book is called Narrative Of The Life Of Fredrick Douglass. I just need to write a paragraph. given: brutality of slavery device: diction and structure All i know is for diction Douglass ...

*January 29, 2017*

**Math**

Describe how you use your calculator to find the exact zeros of a function.

*January 26, 2017*

**English**

What is the impact of the anaphora used in the list of grievances? (i.e the repetition of "he has". The text is call "In congress, July 4,1776" .

*January 25, 2017*

**Math**

Tylenol 3 has 16 mg of Codeine per 11 ml of liquid. A safe dose of Codeine is 4.8 mg/Kg/Day. A patient who weighs 215 pounds needs a Tylenol 3 prescription. There are 2.2 pounds for every 1 kilogram. How many kilograms is this person's mass? How many milligrams of Codeine ...

*January 23, 2017*

**Math**

There is an error in the student work shown below: Question: Divide (x^3-8)/(x-2) The student did long division and the got x^2 remainder -6+2x^2

*January 22, 2017*

**Math**

Example: 4x^2+8x-3 Y=4(x^2+8x+1)^2-3-4 Y=4(x+1)^2-7 Vertex:(-1,-7)

*January 8, 2017*

**Math**

Find the vertex H(x)= -3x^2+24x-46

*January 8, 2017*

**English**

government policy making I forgot a word I dont know what side to be on and dont know what my three points would be. I did search the question up and read other peoples work. But, i am still unsure and need help please. Also, i should mention I'm reading The Scarlet Letter...

*January 2, 2017*

**English**

Explain to what extent religion does or does not belong as part of government policy. Three reasons

*January 2, 2017*

**Math**

Identify the vertex y=|x-2|+1 y=-|x+5|+4 My answers 1.(2,1) 2.(5,4)

*December 20, 2016*

**Math**

Write an equation that is parallel to the line y=-2x+4

*December 20, 2016*

**English**

I think the tone is threatening because the author uses words such as "devil is waiting" and "hell". I dont know if theres more

*December 16, 2016*

**English**

Line*

*December 16, 2016*

**English**

How does this lind help create the tone ? "The devil is waiting for them,hell is gaping for them, the flames gather and flash about them, and would fain lay hold on them, and swallow them up"

*December 16, 2016*

**English**

Why dost thou smile so at me?” inquired Hester, troubled at the expression of his eyes. “Art thou like the Black Man that haunts the forest round about us? Hast thou enticed me into a bond that will prove the ruin of my soul? The black man,haunts,and ruin soul is ...

*December 11, 2016*

**English**

I know he uses diction

*December 11, 2016*

**English**

i already did

*December 11, 2016*

**English**

Identify and explain a rhetorical strategy used by hawthorne in order to build tension between Chillingworth and Prynne in chapter 4 of the scarlet letter. His choice of words represent suspense between the two. I don't know

*December 11, 2016*

**Math**

Find each function value. h(x) = x^2 - 8x + 1 h(-1) plug in My answer is 8. The correct answer is 10 ? I don't how the answer is 10

*December 8, 2016*

**English**

Chapter 2 of the scarlet letter What does this tell you about the puritan people? "there appeared, in the first place, like a black shadow emerging into the sunshine, the grim and grisly presence of the town-beadle, with a sword by his side and his staff of office in his ...

*December 4, 2016*

**English**

The scarlet letter "dark and abundant hair, so glossy that it threw off the sunshine with a gleam" "her beauty shone out, and made a halo of the misfortune and ignominy in which she was enveloped." Fine at least 2 phrases that describe the physical nature ...

*December 1, 2016*

**Math**

-5+?-50/10 Solve

*November 27, 2016*

**Math**

myriam compared the y-intercept of the graph of the function f (x) = 3x + 5 to the y-intercept of the graph of hte linear function that includes the points in the table below. What is the difference when the y-intercept of f (x) is subtracted from the y-intercept of G (x)?

*November 20, 2016*

**Math**

Solving inequalities (x+3)/2 greater than equal to (2-x)/-2

*November 20, 2016*

**Math**

Solving inequalities |1-15x/5| < 3

*November 20, 2016*

**Math**

The square root of 1 less than twice a number is equal to 2 less than the number.Find the number.

*November 9, 2016*

**Math**

Solve for each equation 3/x^2+x-2 - 1/x^2-1= 7/2x^2+6x+4

*November 8, 2016*

**Math**

I did so does x not equal -3,1,-3, and 1

*November 8, 2016*

**Math**

Decide what values of the variable cannot possibly be solutions for each equation. Do not solve. 2/x+3 - 5/x-1= -5/x^2+2x-3

*November 8, 2016*

**Math**

Decide what values of the variable cannot possibly be solutions for each equation. Do not solve. 2x/x+1 + 3/5x+5=0

*November 8, 2016*

**Math**

If 4<x<7, what is the range of 2x+3 ? A) 5<x<11 B)7<x<10 C)8<x<14 D)11<x<17

*November 3, 2016*

**Math**

Solve: 6-i/i

*October 30, 2016*

**Math**

Complex numbers 5i+7i x i

*October 13, 2016*

**Math**

Finding the common denominator x+2/x^2-49 + 3/x+7

*October 10, 2016*

**Math**

Dividing complex numbers 4-2i/3+1

*October 8, 2016*

**Math**

Dividing complex numbers 7-13i/2i

*October 8, 2016*

**American Government**

I think you're correct. I just did the lesson.

*October 7, 2016*

**English**

How does American patriotism value freedom of speech ?

*September 28, 2016*

**Physics**

A missile is fired with a launch velocity of 15000 ft/s at a target 1200 miles away. At what angle must it be fired to hit the target? how long after it is fired will the target be hit?

*September 24, 2016*

**Chemistry**

The efficacy of certain drugs is affected by pH. Many drugs are absorbed into the blood through cells lining the stomach or the small intestine by direct diffusion across the plasma membrane. Since the interior of the plasma membrane is hydrophobic, uncharged molecules cross ...

*September 23, 2016*

**chemistry**

Bicine is an amino acid, but not a building block of proteins. Rather, it is a reagent commonly used in the biochemistry laboratory. Bicine contains two ionizable groups: tertiary amine (pKa 8.3) and carboxyl (pKa 2.3) a. For each of the ionizable groups in bicine, draw its HA...

*September 23, 2016*

**chemistry**

You discovered a new diprotic acid, which you have named edmontonic acid. You want to characterize the pKa’s of edmontonic acid, so you perform a titration experiment. Your data are summarized in the table below. Your titration sample contains 150 mmol of edmontonic acid...

*September 23, 2016*

**chemistry**

In a titration of malic acid, what is the pH after: a. 0.75 molar equivalents of NaOH have been added? 1 b. 1.30 molar equivalents of NaOH have been added?

*September 23, 2016*

**History**

I'm pretty sure it's C, the appeal for preservation of democracy.

*September 12, 2016*

**World history**

What were the effects of Islam on the different culture of ancient African empires ?

*June 8, 2016*

**World history**

What were the effects of cultural diffusion on ancient Africa empires ? Is it because the three main kingdoms maintained vast trading networks across Sahara desert and into the the Middle East and North Africa

*June 8, 2016*

**Calculus**

when i plugged in ∫[1,4] π(25-(5-1/x)^2) dx into the calculator i got 41.196 but when i plugged in π(10log(4)-3/4) i got 16.558 which one is the right answer?

*May 27, 2016*

**Calculus**

for b, yes, everything is the same but instead of rotating around the x-axis, it is being rotated around the line y = 5

*May 27, 2016*

**Calculus**

Volume created when the area bounded by the curve y = 1/x, the x-axis, and the lines x = 1 and x = 4 is rotated about: a) the x-axis: 2.356 units^3 Is this correct? b) the line y = 5 I'm not sure how to do this one.

*May 27, 2016*

**Social Studies**

What did Frederick Douglass, and Andrew Jackson say about their hopes for the future of the United States? How did they each work to help change the United States? How did they each react to key events happening in the United States? Were there any key events in each person&#...

*May 16, 2016*

**Social Studies**

Which of the plans is best for the nation? In what ways is the plan best for African Americans? In what ways is the plan best for former Confederates? In what ways is the plan best for the nation’s future? Explain why the other two plans would not work.

*May 16, 2016*

**Social Studies/History**

Reed, I have tried that, but I can only fin some of the information that I need. Here is what I have left to answer: What did they say about their hopes for the future of the United States? How did they work to help change the United States? How did they react to key events ...

*May 16, 2016*

**Social Studies/History**

Can someone please help me(without giving me the answers) with some research. Each question asks about to people, but I have to answer for each person separately. The two people are Frederick Douglass, and Andrew Jackson. After all of that is done it still has to be turned ...

*May 16, 2016*

**Social Studies**

Evaluate the effectiveness of Nixon's solution to the promise he made(to find a way to stop the Vietnam war, pledging america would have peace with honor.). was it successful? how do you determine this?

*May 12, 2016*

**history**

Thank you so much Ms. Sue!

*May 12, 2016*

**history**

His solution to the promise he made, which is: to find a way to stop the vietnam war, pledging america would have peace with honor.

*May 12, 2016*

**history**

Evaluate the effectiveness of nixon's solution. was it successful? how do you determine this?

*May 12, 2016*

**Chemistry**

Consider the generic reaction between reactants A and B: 3A+4B→2C How many moles of B will be in the reaction vessel once the reactants have reacted as much as possible? (Assume 100% actual yield.)

*April 29, 2016*

**Math**

What angle in the first quadrant could you reference to help you find sine and cosine of each of the following angles ? 330 120 113 203

*April 12, 2016*

**Chemistry**

The rock in a particular iron ore deposit contains 84 % Fe2O3 by mass. How many kilograms of the rock must be processed to obtain 1100 kg of iron?

*March 31, 2016*

**Chemistry**

A sample of propane, C3H8, contains 10.0 moles of carbon atoms. How many total moles of atoms does the sample contain? Express the total number of moles of carbon and hydrogen numerically.

*March 30, 2016*

**Chemistry**

Mole calculations: How much does 2.5 x 10^24 molecules of p2o3 weigh ?

*March 3, 2016*

**Math**

Solve: 0=x/30-0.01y+0.07

*February 23, 2016*

**Math**

Add or subtract rational expressions. 16x-12/4x^2+5x-6-3/x+2

*February 9, 2016*

**Math**

Solve the equations below. Check your solutions. 3x-5/2=4x+1/4

*February 1, 2016*

**Math**

Solve the equations below. Check your solutions. 8/k=14/k+3

*February 1, 2016*

**World history**

How did Ghana, Mali, and Songhai get so advanced? The main export was gold, which made each kingdom wealthy and strong, and provided them with the conditions necessary for cultural and intellectual achievement. Is this the answer??

*December 17, 2015*

**World history**

The main export was gold, which made each kingdom wealthy and strong, and provided them with the conditions necessary for cultural and intellectual achievement. Is this the answer??

*December 17, 2015*

**World history**

How did Ghana, Mali, and Songhai get so advanced ?

*December 17, 2015*

**computer**

The field names in a database are also known as A. category or column heading ** B. The name of a row C. Individual cells in a database D. Records Am I right..?

*December 1, 2015*

**Science plz help**

Describe how community residents and authorities can prepare for an earthquake and its aftermath. Review earthquake advice from the USGS, the American Red Cross, and other agencies. If you live in an area that is susceptible to earthquakes, include suggestions specific to your...

*November 30, 2015*

**technoligy**

I knew the answer was Sum thought I was wrong. Got an F on it

*November 22, 2015*

**World history**

What did Machiavelli describe in his book called the prince?

*November 9, 2015*

**Science help**

The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field will equal 46 million years, and each 10-yard section will equal 460 million years. Use this information...

*November 4, 2015*

**Math**

*how

*October 29, 2015*

**Math**

3d-10=5 (d-4) i don't understand hoe to solve the problem... plz help

*October 29, 2015*

**Algebra 2**

The cows at the evaleen dairy produce enough milk to fill a 4800 gallon tanker truck each day. The milk is then hauled to processing plant where it is put into smaller storage containers and then used to fill gallon jugs that are delivered to local stores. The storage ...

*October 25, 2015*

**Chemistry**

Ion flame test Why is it important to not let the wooden splint burn ?

*October 25, 2015*

**Maths**

how would you solve for 't' with this equation? 10=-2^(-t+2.5)+10

*October 19, 2015*

**Physical Education**

#7 is the only one that is wrong. It should be a) forward The rest are good! :)

*October 19, 2015*

**Math**

Allen has a piece of rope that is 84 inches long. He cuts off one piece that is 43 3/4 inches long and another piece that is 31 5/8 inches long. What is the total length of the remaining piece of rope after the two cuts are made?

*October 13, 2015*

**Chemistry**

THE LIMIT DOES NOT EXIST!

*October 13, 2015*

**Algebra 2**

The answer is gotti.

*October 13, 2015*

**Calculus**

dfedrdftgvnh b

*October 13, 2015*

**Science**

I got 10/10 anyways :3

*October 8, 2015*

**Science**

Thanks

*October 8, 2015*

**Science**

But I need the answers and help =( I don’t wanna fail

*October 8, 2015*

**Science**

Cmon someone!!!!

*October 8, 2015*

**Science**

Someone?!

*October 8, 2015*

**Science**

1. Which of the following traits is acquired? A. The number of petals that grow in a plants flower B. the wing shape of a wild bird C. The ability of some gorillas to learn sign language** D. A cheeta’s ability to run faster than any other land animal 2. The height of a ...

*October 8, 2015*

**6 grade math**

Erin buys a bag of peanuts that weighs of 3/4 of a pound. Later that week, the bag is 2/3 full. How much does the bag of peanuts weigh now?

*August 27, 2015*

**Science help**

and a sob is an arrogant person who commonly looks down on people who are lower than them who beg for help and such so arent you basically being a snob towards someone just because they ask for help and do not understand some things and just want the answer? So how is someone ...

*April 24, 2015*

**Science help**

i stumbled upon more of a cat fight rather than a question. Doesnt make sense how someone is an immature snob if they came for answers when everyone here does that. Calling someone an idiot just makes you look more immature than the rest. Why is there always that one hypocrite...

*April 24, 2015*

**Math**

A new fence is constructed on three sides of a housing block with area 240 m2. The fourth side facing the road is left open. If 52 m of fencing is used, what are the dimensions of the block?

*March 29, 2015*

**Algebra**

rational

*March 26, 2015*