Tuesday

March 3, 2015

March 3, 2015

Total # Posts: 812

**Geometry**

Why is it impossible for a regular polygon with more than six sides to tessellate the plane?
*December 11, 2009*

**calculus**

find the derivative of f(x)=cot(3x)csc^2(3x)
*December 8, 2009*

**Math**

How do you write Rotation, Translation, and Rotational Symmetry in math. For example, reflection is written : a reflection in line l is indicated by ML.
*December 8, 2009*

**Health**

Trace the path of food from ingestion to defecation. Briefly describe what happens at each stop on the journey.
*December 6, 2009*

**calc**

A manufacturer of aluminum cans has budgeted 20ð square centimeters of material for each can. What is the maximum volume that such a can could hold?
*December 6, 2009*

**Brooke High School**

Two dice are rolled. What are the odds in favor of a sum less than 5?
*December 5, 2009*

**Brooke High School**

Two dice are rolled. What are the odds in favor of a sum less than 5?
*December 5, 2009*

**calc**

differentiate y=3^xlnx
*December 2, 2009*

**calc**

f(x)= x^2 / (x-2)^2 find the intervals of concavity and the inflections points
*December 1, 2009*

**calculus**

find all the numbers c that satisfy the conclusion of rolle's theorem.... f(x)= cos 2x on the interval [0,3]
*November 23, 2009*

**calc**

find the derivative of x-lnx
*November 22, 2009*

**calulus**

a particle is moving along the cure y=sqrt x. as the particle passes through the point (4,2), its x-coordinate increase at a rate of 3 cm/s. how fast is the distancefrom the particle to the origin changing at this instant?
*November 19, 2009*

**Science**

I think you should do something harder. But if you think that your idea will get you a good grade GO WITH IT!
*November 16, 2009*

**calc**

logarithmic differentiation of find derivative of y= square root of x^x
*November 15, 2009*

**calculus**

find the derivative of f(x)= ln ln ln x
*November 15, 2009*

**calculus**

derivative of y=ln x/x^2 can someone double check the answer 1-2lnx/x^3
*November 11, 2009*

**calculus**

derivative of f(y)=yln(1+e^y)
*November 11, 2009*

**calculus**

derivative of f(x)=arctan(x^2-x) is it the product rule or the chain rule?
*November 11, 2009*

**calculus**

find the derivative of y=sqrt of arctan x
*November 10, 2009*

**calculus**

find dy/dx of y^3-xy=-1
*November 7, 2009*

**algebra**

50 cents
*November 7, 2009*

**5TH GRADE SCIENCE**

where in nature could you find a source of the same energy as that provided by batteries?explain
*November 4, 2009*

**Statistics**

This is the remaining part of Jackie's question:randomly selected adults. Show the formula that you will use and then calculate the mean age. Answer: Formula: mean = Mean:
*October 22, 2009*

**Statistics**

The table below gives the ages and systolic blood pressure (measured in millimeters of mercury) of 9 randomly selected adults. Subject # 1 2 3 4 5 6 7 8 9 Age, x 41 44 48 51 54 56 60 64 68 Pressure, y 111 115 118 126 137 140 143 145 147 Part 1: Calculate the mean age of the 9 ...
*October 22, 2009*

**Physics**

The speed of a projectile when it reaches its maximum height is 0.46 times its speed when it is at half its maximum height. What is the initial projection angle of the projectile?
*October 18, 2009*

**american history**

How did the indian wars come to an end? And how was life for the Indians afterwards?
*October 15, 2009*

**american history**

How did the indian wars come to an end? And how was life for the Indians afterwards?
*October 15, 2009*

**4th Grade Math**

dont understand Arrays and an Expanded Algoithm
*October 12, 2009*

**human geography**

what is the diffrence between site and location
*October 11, 2009*

**Earth Science**

Why is the speed of Earth's rotation different at the equator than it is at the poles?
*October 7, 2009*

**physics**

Its either Acceleration, Speed or Velocity. Or all of them
*October 6, 2009*

**French**

Subject Pronouns: Je Tu Il, Elle, On Nous Vous Ils Elles English Translations: Je-I Tu-You(Singular) Il, Elle, On- He She One We or They(Or It) Nous- We Vous- You(Plural) Ils- Multiple Boys or Boys and Girls Elles-Multiple Girls Avoir-To Have Verb Congigation: Je- J'ai- I ...
*October 6, 2009*

**7th grade**

If you really can't get it I'll give you the answer, but please just try it, its really rather simple.... _______________________________________ The answer would be 12
*October 5, 2009*

**7th grade**

Well, you could do it over 100. .83=83/100
*October 4, 2009*

**Grade 8 Geography**

What are the 10 major lakes of the world? What are the 10 major rivers of the world.
*September 23, 2009*

**algebra 1**

Try to get common denominators on the left side and then cross multiply
*September 17, 2009*

**1st. grade**

what are some objects that show temperature?
*September 17, 2009*

**psychology**

sorry my school dosent give us any books or anything to learn this stuff from. but thanks for helping me (:
*September 16, 2009*

**psychology**

How have some psychologists incoprorated their interests in science, math, and sociology into their careers?
*September 16, 2009*

**math**

I had to find the GCF of 25 and 52 and my answer is 1... is that correct?
*September 9, 2009*

**Economics**

Consider a country that initially consumes 100 pairs of shoes per hour, all of which are imported. The price of shoes is $40 per pair before a ban on importing them is imposed. Use a graph to explain what happens to the price of shoes and the quantity of shoes consumed after a...
*September 9, 2009*

**AP physics**

Vector A has a magnitude of 8.00 units and makes an angle of 45.0° with the positive x-axis. Vector B also has a magnitude of 8.00 units and is directed along the negative x-axis. Using graphical methods, find (a) the vector sum A + B and (b) the vector difference A –...
*August 23, 2009*

**Logarithms**

1. Find the amount of time required for an investment to double at a rate of 12.3% if the interest is compounded continuously. MY ANSWER: 5.635 yrs 2. Solve e^(0.2x) < 21.2 by using natural logarithms. MY ANSWER: X<15.270 3. Convert log(base 5) 47 to a natural logarithm ...
*August 12, 2009*

**medical**

When should the patient be advised of the existence of computerized databases containing medical information?
*July 11, 2009*

**history**

how were american business and strategic intersts a cause of spanish american war? business- protection of sugar in cuba Strategic- base in hawaii does anyone know other examples of business/stratgic intersts?
*June 13, 2009*

**poem**

Does anyone think "war is kind" by stephen crane relates well to "the things they carried" such as the idea that tim obrien writes about how the sodiers were psychologically impacted and in fact war is not kind at all
*May 29, 2009*

**poem**

i want to focus on the theme about ways soldiers have coped with war, like time obrien wrote to cope with dead and when curt lemon died in the story, the soldiers sang lemon tree because it was the only way to deal with seeing so many dyng
*May 29, 2009*

**english-poem search**

can someone help me find a poem that relates to themes of "the things they carried" by tim obrien? ive tried looking but im not familiar with war poems.
*May 29, 2009*

**history**

New civil rights technique used in the 1960's to desegregate lunch counters and other public facilities in the south?
*May 28, 2009*

**history**

did the united states help in the berlin airlift in any way? FOr the cold war debate, i want to say that the ussr is to blame because they were the agressors and the united states was just trying to help people in need
*May 26, 2009*

**history**

I have to write a paper on why the soviets are to blame for the cold war (just the soviets-not anythings about why the us was to blame) and I keep reading about the yalta conference and that stalin refused to allow free elections in Eastern Europe.but i dont understand how it ...
*May 26, 2009*

**english**

are there any famous poems about how soldiers at war deal with death. I'm reading "the things they carried" and the book talks a lot about how the soldiers would shake hands with dead people, (as a sort of dark humor I guess to desensitize them in a way) or how ...
*May 25, 2009*

**chemistry**

is it possible to neutralize a strong acid with a weak base? I think you can but i dont know how you would? Explain please?
*May 25, 2009*

**chemistry-acids and bases**

determine how many mL's of a monohydroxic base with a pH of 9 is needed to neutralize 50 mL of a monoprotic acid with a pH of 2. I do not understand what to do. can someone please help?
*May 25, 2009*

**math**

$29.95
*May 7, 2009*

**Algebra 1**

How do I solve the following problem: -x/5 = 1/16 Thanks.
*April 27, 2009*

**Science**

Does Francium or Cesium have the greatest atomic radius? Thank you
*April 21, 2009*

**french**

Nicolas: Il a eu tort parce que Eudes est très fort et il aime bien donner des coups de poing sur les nez et ça n’a pas raté pour celui de Geoffroy. Quand il a vu le coup de : POING ! Djodjo s’est arrête de dire : Dingue-dingue-dingue! Esp&...
*March 31, 2009*

**french**

can someone help me translate? Djodjo: Dingue, espèce guignol, sale menteur, sauvage, mal élevé! Maîtresse: Mais ... mais George. Il ne faut pas dire des choses comme ça! Agnan: Vous avez vu, mademoiselle? Qu’est-ce que je vous disais? Ma...
*March 31, 2009*

**math**

is the tan of 0 : 0 and 180 degrees or just 0
*March 25, 2009*

**french**

oh merci beaucoup! It really makes sense now...i was wondering why he thought the colored pencils were "terrible" because i didnt know "terrible" meant a good thing...thank-you!
*March 11, 2009*

**math**

how do i solve? sin2ɵ = cos ɵ and sin2ɵsinɵ=cosɵ
*March 10, 2009*

**math**

I've tried these problems many times but none of my answers seem correct...can someone help? 2cos^2ɵ + cosɵ - 1= 0 and (cotɵ)(cscɵ - 1/2) = 0
*March 10, 2009*

**Algebra - check to see if correct**

-7yt/3x= ?/18xyt i got 6yt/6yt the answer being 1yt/18xyt
*March 1, 2009*

**Algebra - check to see if correct**

5/(y-3)=(y+7)/(2y-6) i got no solution and i got y=3. Solve each equation. Watch for extraneous solutions.
*March 1, 2009*

**Algebra - check to see if correct**

(a+7)/(a-4)+(9-5a)/(a-4) i got 6+40/a-4
*March 1, 2009*

**Algebra - how do you do this**

(-7yt)/(3x)=?/(18xyt) Building up the denominator Build each rational expression into an equivalent rational expression with the indicated denominator.
*March 1, 2009*

**Algebra**

Demand for pools. Tropical Pools sells an above ground model for p dollars each. The monthly revenue for this model is given by the formula R (p) = - 0.08p2 + 300p. Revenue is the product of the price p and the demand (quantity sold). a) Factor out the price on the right-hand ...
*February 22, 2009*

**Algebra**

What is 9x^2 +4x^2 Factor each polynomial completely. If a polynomial is prime, say so.
*February 21, 2009*

**englis 102**

3 examples in antigone that reveal Creons stubborn pride
*February 13, 2009*

**math**

how do i make 4 6s equal 66 and 4 8s equal 640
*February 4, 2009*

**algebra with pizzzaz worksheet**

does anyone know why do girls like guys who wear shirts with eight buttons? I have tried all of the problems two times each and still cannot make any sense of it. thanks!
*February 3, 2009*

**social studies**

Carolina divided into two provinces in 1712 Not sure about which colony helped debtors.
*February 2, 2009*

**IT210**

I would really appreciate it if you can please explain how the following test were performed. I need to perform peer reviews of the following Currency Conversion Test Procedure and answer some questions about it. If you can just help explain how would I perform the the test ...
*February 1, 2009*

**spelling**

I'm not a soccer player, either, but here are a few ideas: * Positions * How the game works * Rules (like for example, you can't use your hands unless you're the goalie) * Famous games played To find these answers, you can go on a search engine and search for these...
*January 29, 2009*

**Algebra**

Thanks!
*January 29, 2009*

**Algebra**

Solve. Pretend the paranpheses are absolute value bars. (t-7) + 3 = 4 I understand how to solve it, but what were your answers for a or a few "t"s? Thank you!
*January 29, 2009*

**Child Care Facility**

THANKS
*January 25, 2009*

**Child Care Facility**

One of the major purpose of the personal interview is to relieve the anxieties of the A. program director B. caregivers C. enrolling child and parents D. children who are already in the program. I pick the letter C
*January 25, 2009*

**history**

did george washington make any mistakes during his presidency?
*December 13, 2008*

**algebra**

David walked 19 kilometers. The first part of the walk was at 5kph and the rest at 3kph. he would have covered 2 kilometers less if he had reversed the rates, that is, if he had walked at 3kph and at 5kph for the same times that he actually walked at 5kph and 3kph, ...
*December 7, 2008*

**8th grade**

I need some help in science and balancing equations
*December 3, 2008*

**chemistry**

I'm doing this now.... the third question is the easiest.. just create your own lab. for example, do the exact same thing but in a zip-locked bag because then the mass is conserved
*November 29, 2008*

**Biology**

If the fourth base in the original DNA strand (AAT-GCC-AGT-GGT-TCG-CAC) where changed from G to C, would it be... AAT-GCC-AGT-CGT-TCG-CAC or AAT-CCC-AGT-GGT-TCG-CAC
*November 24, 2008*

**Biology**

What are the roles of the mRNA codon and the tRNA anticodon?
*November 24, 2008*

**forensic science**

can you help me prove jeffery macdonald not guilty its kinda hard
*November 11, 2008*

**Literature**

What does Act IV, scene I (in Macbeth) reveal about anti-semitism in Elizabethan England?
*November 10, 2008*

**English**

THANKS!!! Will do.....:)
*November 10, 2008*

**English**

Where is a good place to find Bridge Map's? Where a word you choose like butterfly is in english, is then in like french, german, etc?? Thanks!!!
*November 10, 2008*

**Literature --- Macbeth**

How does the number three, linked with magic, play an important part in the witches prophecy?
*November 3, 2008*

**Biology**

What is a rotting pumpkin changed into, in terms of organisms and by-products?
*October 30, 2008*

**Biology**

Why would a carved pumpkin rot? Also, where would the energy of the pumpkin originally come from?
*October 29, 2008*

**math**

x+y=1 2x-y=-2
*October 26, 2008*

**Pencils**

That may be right, but is it Number two?
*October 26, 2008*

**Pencils**

uhh. are you sure? I didnt really seem to get any good results.
*October 26, 2008*

**Pencils**

Hey guys, I know this is a homework site, but I cant seem to find this anywhere on the web. I cant seem to find this pencil my chemistry teacher suggested to get, since I'm on the chem league, we will be doing a lot of Multiple Choice questions and this pencil is ...
*October 26, 2008*

**Business**

What commercial would be considered a "bandwagon" commercial (where everyone is doing it)?
*October 21, 2008*

**Business**

What kind of product might not have been sold for a long time because of the marketplace's lack of interest?
*October 20, 2008*

**us history**

If you had to give a reason why students should learn/study social studies in school what would you say?
*October 19, 2008*

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