November 28, 2015


Number of results: 67,137

spanish!!...urgent!...please help
how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(
December 6, 2007 by maggie

May 30, 2009 by LALA

Maths Calculus Derivative Integral - Urgent Please
Use 2nd Fundamental Theorem of Calculus to find derivative of f(x) = integral of 2x^2 (at the top) to x-5 (at the bottom) of square root of Sin(x)dx
October 18, 2010 by Nick

Math (Calculus AB)
An equation to the graph of y=x^3+3x^2+2 at its point of inflection is: a) y=-3x+1 b)y=-3x-7 c)y=x+5 d)y=3x+1 e)y=3x+7 Please help. I am in urgent need.
January 24, 2011 by Jake

pre-calculus--Please help, urgent.
For the function f(x)= 8/x+7,find the average rate of change of f from 1 to x.
September 20, 2012 by ladybug

1. Describe 2 methods of viral infection 2. How can a virus be helpful to its host? Please this is very urgent, I have finished everything else but these r my last 2 questions that I don't know! Please help! Thanks:)
September 28, 2014 by Nicki

Pre-calculus; urgent ! Please help !
Find the inner product of a and b if a= (3, 0, 1) and b= (4, 2, 5), and state whether the vectors are perpendicular.
February 20, 2013 by Becca

Trigonometry Urgent!
I am writing a paper on the 8 trigonometric identites but can't find any information on them. Please does anyone know of any websites that would have things like their history, development, applications in ancient times, origins, etc. Please help. Urgent!!!!
March 8, 2007 by kate 316

Math urgent
explain how to compute the xy term of the product (3x-4y)^2? if possible with solution please.... its urgent
September 7, 2008 by Ayushma

Calculus Help Please Urgent!!!
Prove that the integral on the interval [a,b] of x is equal (b^2-a^2)/2 integral a to be (x)dx = (b^2-a^2)/2 using the definition of a Definite Integral. This is the limit of a sum approach. show steps please!!! Thank you!!!
April 30, 2014 by Anonymous

The region R is bounded by the x-axis, x=2 and y=x^2. Which of these expressions represents the volume of the solid formed by revolving R about the line x=2?
August 9, 2015 by Ashley

Venn Diagram (URGENT)
What are 6 similarities between Canada and Haiti? 1. French Influence 2. 3. 4. 5. 6. Please someone help, this is urgent. thank you.
April 30, 2009 by John

describe how each sequence is generated and write down the next two terms: a) 40 41 43 46 50 55 b)90 89 87 84 80 75 c)1 3 7 13 21 31 d) 2 6 12 20 30 42 PLEASE HELP its urgent!
September 29, 2010 by Ami

Trigonometry Paper Urgent!!!
I am writing a paper on the 8 trigonometric identites but can't find any information on them. Please does anyone know of any websites that would have things like their history, development, applications in ancient times, origins, etc. Please help. Urgent!!!!
March 9, 2007 by kate 316

What are differences between Continental Drifts and Plate Tectonics? I need at last 4 for each. Please help its urgent!!!!! Thanks a bunch! Ellie
November 24, 2008 by Ellie

Science- urgent-review
what type of galaxy do astronomers consider to be the oldest? It's urgent because I am studying for a grade 9 exam but I dont know what this is.. please help.
January 20, 2015 by thi

I NEED HELP!!! this is urgent!!! Human-Environmental Interactions: how did the people in Khartoum modify the environment? how is the people in khartoum being influence by the physical landscape/environment? sorry my grammar sucks i have other questions but i really extremely ...
November 18, 2010 by NEED HELP URGENT!!!

Calculus Need of Urgent help
find the indicated limits, if they exist. 1. lim (3x^3+x^2+1)/(x^3+1) x-> -infinity 2. find the slope of the tangent line to the graph of the given function at any point: f(x) = 2x +7 Could anyone please, please, please explain to me how to do these problems? It seems like ...
February 8, 2011 by Anonymous

Calculus Please Need Urgent :/
Find the most general antiderivative of f(x)=8e^x6secant^2(x) where -pi/2<x<pi/2 Note: Any arbitrary constants used must be an upper-case "C". F(x)=?
April 19, 2014 by Jay

Calculus Help Please Urgent!!!
find the limit algebraically. Use L'Hospital's Rule where appropriate. If there is a moare elementary method, consider using it. If L'Hospital's Rule doesn't apply, explain why lim -> 0 (cot(x)-(1/x)) show work please!!!
April 13, 2014 by Selda

Calculus Help Please Urgent!!!
Use the Midpoint Rule with the given value of n to approximate the integral. Round the answer to four decimal places. integral from o to pi/2 (2cos^3(x))dx , n = 4 M4 = ?????? Thanks!!!
May 7, 2014 by Susan

urgent alg 1
add or subtract 2 2 (2t -8t)+ (8t + 9t) second question 3 2 3 (t +8t ) + (-3t ) please helpp its urgent i have the answer butt im not suree pleasee helpp
February 9, 2011 by kimberly

urgent urgent urgent
what is the chemical make up of actin and myocin
February 8, 2013 by zachary

Show that the tangent line to the curve y=x^3 at the point x=a also hits the curve at the point x=-2a. Any help?! PLEASE!
August 17, 2011 by Allison

Which of the following functions have a derivative at x=0? I. y= absolute value(x^3-3x^2) II y= square root(x^2+.01)- absolute value (x-1) III y= e^x/cosx
October 8, 2009 by Mark steps please
Use implicit differentiation to find the points where the parabola defined by x^{2}-2xy+y^{2}-6x+2y+17 = 0 has horizontal and vertical tangent lines. List your answers as points in the form (a,b).
March 7, 2014 by HELP!!!! PLEASE

calculus...plz ans urgent
Find the dimensions of the right circular cylinder of greatest volume which can be inscribe in a right circular cone with radius of 5 inches and a hieght of 12 inches(hint:use similar triangle property).also draw a label diagram....plz answer its too urgent
November 7, 2010 by daan

Calculus Help Please Urgent!!!
A cone-shaped paper drinking cup is to be made to hold 30 cm^3 of water. Find the height and radius of the cup that will use the smallest amount of paper. (Round your answers to two decimal places.) Height = ? Radius = ? Show work please!!!
April 15, 2014 by Patrick

find y' if arctan(xy)=6+x^(4)y
March 26, 2013 by Anonymous

calculus(urgent pls)
Integral of 1/[x^2(1+x^2)]
May 8, 2015 by ben

Can someone help me on this? its really urgent. what is Foil Character and Background Character? please don't give me the stage meaning just fiction. thanks. its really urgent.
January 8, 2009 by Akitsuke

Calculus - Urgent!!!
In case this looks familiar, yes, it is a repost. I really need help. Find the anti-derivitive of f(x)= x^3(x-2)^2. Multiple choice gives me the options: A: 1/6 x^6 - 4/5 X^5 + x^4 + C B: 1/6 x^6 - 4/5 X^5 + 1/4 x^4 + C C: x^6 - X^5 + x^4 + C D: x^5 - 4x^4 + 4x^3 + C I got as ...
April 26, 2012 by In Need Of Help!

Calculus Help Please Urgent!!!
Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line. y = 5x^2, y = 5x, x ≥ 0; about the x-axis V = ??? Sketch the region
May 3, 2014 by Top

math urgent urgent urgent
perpendicular to line -2x+y=7 contains the point (-4,-2) the equation of line is
November 30, 2012 by zach w

math urgent urgent urgent
x+2y=12 find intercept a circle equation x^2+y^2+4x-4y-1=0 and graph 2)find domain and range f(x)=x^2-4x-5 find vertex of f(x) =x^2+4x-21
December 1, 2012 by zach w

urgent urgent algebra
find the composite function fog f(X) = 1/X-5,g(x)-6/x question 2 find inverse, domain range and asymatotes of each function f(x)=3+e^4-x can some one help me please been stuck on these for 2 days need help solving thank you
March 19, 2013 by zachary

Socials Studies *URGENT*
Research Territory, Food, Shelter, Transportation and Effect of European contact for Ojibwa, Assiniboin, Cree, Chipewyan, Inuit. Please help this is URGENT. I can't seem to find "Effects of European contact" for any of the groups. Although I don't quite understand what it ...
March 25, 2010 by John

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. explain the process the muscle go through
February 6, 2013 by zachary

calculus urgent
If you are given a graph of a function, how do you draw the derivative?
September 30, 2007 by jen

Urgent Calculus Help 2
Find the equation of the tangent line to the graph of f(x) = 6x ln(x + 4) at x = 2.
July 9, 2014 by Anonymous

Calculus(URGENT PLS!!!)
Find the integral of (e^cosx)sinx
May 8, 2015 by ben

Calculus Help Please!!! Urgent!!!
If x^3 - y^3 =3 , use only implicit diff. to find d^2y/dx^2 . Express your answer in terms of x and y only and write is as a proper fraction that is completely simplified as much as possible. d^2y/dx^2= -6x/y^5 (this is the answer I should get but i dont know how to show steps...
April 9, 2014 by Tim

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. Explain the chemical process that occurred in ...
February 7, 2013 by zachary

math urgent urgent urgent
1)let f(x) be a polynomial function explian how to use the factor theorem to check if (x-c) is a factor of F(x) 2) use synthetic division to factor X^2-2x^2-9x+18 completly
November 30, 2012 by zach w

English (urgent)
can you give me 4 examples of informative texts..or websites where can I look for informative texts--4 paragraph informative texts...(i need it now)really urgent...please...
February 10, 2013 by daphnie

ok, i need help w/ this problem. (4x^3 + x^2 + 3) + (x^3 + 2x^2 +1) can u please explain how to do this please? i'm very lost. Thanx! -Ally
August 16, 2005 by ally p.

Calculus(urgent please help)
Consider the following function f(x)=x^2/[x^2-9] f(x) is increasing on the interval(s) f(x) is decreasing on the interval(s) f(x) has 2 vertical asymptotes x= f(x) is concave up on the interval(s) f(x) concave down on the interval(s) I've been stuck on these parts, I answered ...
April 10, 2015 by Ryan kustin

Calculus Help Please Urgent!!!
At time t=0, an astronaut stands on a platform 3 meters above the moon's surface and throws a rock directly upward with an initial velocity of 32 m/sec. if the acceleration due to gravity is 1.6 m/sec^2. a) find the equations of motion for the throwing of this rock. b) how ...
April 24, 2014 by Anonymous

June 25, 2013 by Dishea

English language
what could be an example of something that is urgent but is not important? and something that is important but not urgent? these questions refer to daily actions or well any actions, i have absolutely no idea how to answer that. Sure doesn't urgent and important meant almost ...
November 29, 2011 by Caroline

ok, i need help w/ this problem. (4x^3 + x^2 + 3) + (x^3 + 2x^2 +1) can u please explain how to do this please? i'm very lost. Thanx! -Ally whoops, sorry i didnt mean to post twice! gather like terms.. (4x^3 + x^3)+(x^2 + 2x^2) +(3+1)....
August 16, 2005 by ally p.

calculus (please help. URGENT!)
A hemispherical tank with a radius of 10m is filled from an input pipe at a rate of 3m^3/min. How fast is the water level rising when the water level is 5m from the bottom of the tank? (hint: the volume of the cap of thickness of h sliced from a sphere of radius r is pih^2(3r-...
April 15, 2015 by Linda

calculus HELP URGENT
Find the equation of the line through the point (3,4) which cuts from the first quadrant a triangle of minimum area.
March 16, 2010 by Santha

History (URGENT)
What is the History of Haiti? I need brief and main points stating the history of Haiti. Because I have to talk about it briefly in my Travel Tourism commercial for an assignment. I'm having trouble getting the main points. Please help, this is urgent. THANK YOU.
May 3, 2009 by John

urgent!!!!urgent!!!!!! have to go to bruins game at 5:45whats the magical fiqures inbetween the rapping in a mummy?
January 29, 2009 by lilgeeny245

Can ANYONE please help me by going to either the very bottom of this page or the top of the next and click on "English-URGENT-HELP NEEDED!"? I really need some help on that one and I'm afraid no one will find it and I'll have to keep posting it over and over. THANK-YOU ...
August 26, 2007 by Anonymous

Venus (URGENT)
Okay, i'm doing this Planetary tourism brochure assignment. I have to make a brochure about the planet. What are some special natural features and attractions on Venus. (special moutains, craters, canyons, surface spots.) Be creative in your descriptions, don't list facts. How...
April 29, 2009 by John

CAN ANYONE PLEASE HELP ME I HAVE NO CLUE WAT TO DO AND I AM SO CONFUSED HELP ANYONE PLEASE 4x-5y=-19 2x+17=y what is the solution of the system?
September 10, 2009 by vera

Chemistry(Please help, thank you)
I have to calculate the concentration of I2 produced (# of moles of I2 produced / L) based on the stoichiometric ratio in the following equation. 2S2O3^2- + I2 -> 2I^- + S4O6^2- Chemistry(Urgent, please help) - DrBob222, Sunday, February 26, 2012 at 9:47pm If you know the ...
February 27, 2012 by Hannah

Math -Urgent!!!
List all the possible rational zeros of f(x)=3x^3-x^2+2x=2. Please help me. I don't understand how to do this. Can someone show me please.
April 29, 2012 by Tabby

Math please help! Urgent
Find the height of an equilateral triangle with sides of length 6 cm ' please show ur work
November 25, 2012 by Jessica

physiology practical
what affect can happen on the blood pressure and the heart rate when you drag or clamp the common carotid artery of the rabbit? and why? PLEASE please answer fast cause i have presentation tomorrow, please need help urgent!
May 21, 2012 by kane

determoine whether the equation defines y as a function of x y= the square root of(-3x-6) please please show work
April 1, 2010 by Arielt -Help now fast due tommorow

Math Help (URGENT X10)
This is really urgent so please please please help. The height(H) of an object that has been dropped or thrown in the air is given by: H(t)=-4.9t^2+vt+h t=time in seconds(s) v=initial velocity in meters per second (m/s) h=initial height in meters(m) H=height h=initial height ...
April 4, 2012 by Anonymous

find the radius and interval of convergence for the series the series from n=0 to infinity of ((-1)^n*x^n)/(n+1)
March 4, 2008 by jane

History reflections URGENT
HELP! Trying to find information on Michael Kaznelson author of Remembering the Soviet State: Kulak Children and Dekulakisation. This is urgent so thanks for all your help.
June 14, 2011 by Em

CALCULUS-URGENT- no one will respond!!!
find the radius and interval of convergence for the series the series from n=0 to infinity of ((-1)^n*x^n)/(n+1)
March 5, 2008 by jane

URGENT PLEASE HELP please help me understand how to draw a net, am i supposed to memorize these or is there a method for drawing nets for different shapes.
February 10, 2013 by haley

11th grade [URGENT]
Help with my research essay!? I have this assignment I have to do and its a research essay. I was wondering if this was a good topic (not too broad or not too specific) for my essay: Behind fast food, or like does fast food take effect on obesity? I've chosen to do something ...
November 20, 2009 by Hiro

Calculus - urgent
Find the dimensions of the largest cylinder that can be inscribed in a cone of fixed height H and fixed radius R
April 15, 2010 by Aliza

find an equation of the linear function f using the given information. please show all steps and work f(-1)=1, f(1)= -2
September 7, 2010 by Tristan

A triangle has side lengths 10,17 and 21cm. Find the length of the shortest altitude. And please show working out to help me understand.
February 15, 2013 by Edward

3.8y+4/7x+2=0 Please help me. Thanks
December 10, 2013 by Alice

Urgent Math! Please Help!
2^-4 = -2 * -2 * -2 * -2 =16
October 23, 2015 by Aali

chemistry urgent
hydrogen gas is collected in a bottle, and the pressure of the gas is 892 torr at 24 C. what is the pressure of hydrogen gas when the temperature decreases to 20 C? chemistry - DrBob222, Tuesday, November 30, 2010 at 1:25pm (P1/T1) = (P2/T2) Dear Dr Bob: is this a right ...
November 30, 2010 by Lynn

Social Studies (URGENT)
Pleae help. It's urgent! 10. Why did many Native people start adapting to Victorian society? a.) Was this the only way that things could have gone between the Natives and the colonists? Explain your response. b.) Why didn't the settlers adapt to Native customs and traditions? ...
February 15, 2010 by John

Algebra 2 Urgent! please Help!
simplfy (10x^2-6x-x^3)+(9x+x^3+5x^2) please show all work and steps i have been working on this problem for 10 minutes and still cant figure out how to do it.
September 14, 2010 by Tristan

What are good things to buy for a 17 year old boy that are not that expensive???? this is really urgent for a part of my english project..... pleeeeeeeeeeeeeeeeeeeese help!!!!!!!
December 20, 2012 by Jules

how do i convert 4 g/ml to kg/m^3 ?
November 12, 2009 by Anonymous

Simplify 8(2^x-1)=64
September 14, 2010 by Tristan

Math please help urgent !
y= u+3/u-1 u=x^1/3 find dy/dx at x=8
March 1, 2012 by michelle

English I Speech
Can anyone please share their idea of a strong, powerful hook, background information and thesis about fracking? Please this urgent. Be quick like your life depends on it.
December 24, 2012 by Tony

chemistery lab..urgent
hi..can someone hwlp me out here on how we can calculate the moles of H2T(phthalic acid)?? its urgent for my lab this evening 1:00pm friday
September 18, 2014 by marcus

June 17, 2010 by lana

Simplify (10x^2-6x-x^3)+(9x+x^3+5x^2)
September 14, 2010 by Tristan

this is urgent y=1/2x - 1 if x equals 4 what does why equal? please help
February 24, 2011 by chloe

3/4(2x-1)-5 is equal or greater than 5/4(x-3)
January 2, 2012 by Nicola

Algebra 1--Please, help me! This is urgent!
Solve each equation. 1). 4/5y + 1/3 <= -y 2.) 4/5h => -2
October 29, 2013 by Anonymous

geology please help me urgent if you can please
the question is below: explain the role of sedimentary rocks in the rocks cycle?
April 13, 2012 by jessie

Please Help, The last question has to be done by midnight. A chevy Bel Air, a classic car today, cost $2,400.0 new in mid-1963. How much would that be in 2012 dollar.
November 25, 2013 by Tracy

Can someone please have a moment to look at my other science posts, Please and thank you :-)
February 15, 2010 by Sara

i want to learn this language. Please write some french sentences and also translate them into english. Please earlier, its very urgent.
June 17, 2012 by edward

Please answer "Physics - URGENT" below.
January 16, 2009 by See below

Solve. Square root of 3x+4=x
November 7, 2009 by Trisan

College Algebra URGENT
f(x)=1/(x+4) g(x)1/(6x+4) what is f(composed)g(x) if x does not equal -4/6 please help me
October 29, 2010 by Jess

please me,,,,,its urgent...what is the structural formula of the toxaphene?
May 17, 2011 by joy

please me,,,,,its urgent...what is the structural formula of the toxaphene?
May 17, 2011 by joy

Sentence for the word BEATIFICALLY?!?
September 27, 2011 by xxxTaraKhanxxx

write the parametric equations of -3x+1/2y=2/3. please help me!!!
April 30, 2012 by Tabby

please factor 2.75x^2-7x-120
December 19, 2012 by TyLeR c URGENT

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