Thursday

March 26, 2015

March 26, 2015

Number of results: 5,865

**helppp pleaseee**

How many days on average can you survive without food or H20?
*May 7, 2012 by cORY*

**math**

Helppp me! Need this in about 10 min. earlier the better!!!! pleaseee:) anyways... neg. 9/10 plus neg. 1/6 =?
*November 5, 2009 by Tay*

**math**

PLEASEEE HELPPP Evaluate exact values, if they exist? if any doesn't exist state so. a) (in randians) sin^-1(-1/√2)
*December 21, 2013 by Bobby*

**Biology! pleaseee helppp**

About 70% of the human population can taste the bitter chemical phenylthiocarbamide (PTC), which is found in foods like broccoli. The allele, T, for tasting PTC is dominant over the allele, t, for not tasting it. Calculate the allele frequencies using the Hardy-Weinberg ...
*November 10, 2012 by Madi*

**Physics HELPPP PLEASEEE**

A 0.60 kg sphere rotates around a vertical shaft supported by two strings, as shown. If the tension in the upper string is 18 N. Calculate the tension in the lower string? the rotation rate (in rev/min) of the system?
*May 19, 2013 by Joeline*

**math URGENT**

okay i need to find the domain and range of this z(x) = x^2 - 100 (everything is in the square root) so i think i found the domain i got [-10,10] but i dont know about the range i solved for x and got stuck here x=y^2 + 100 helppp pleaseee :)
*October 29, 2009 by lyne*

**Physics HELPPP PLEASEEE**

A 2.0 kg ball moving with a speed of 3.0 m/s hits, elastically, an identical stationary ball as shown. If the first ball moves away with angle 30 to the original path, determine the speed of the first ball after the collision. the speed and direction of the second ball after ...
*May 27, 2013 by Joeline*

**Physicsss helppp pleaseee**

A helicopter is lifting two crates simultaneously. One crate with a mass of 151 kg is attached to the helicopter by cable A. The second crate with a mass of 79 kg is hanging below the first crate and attached to the first crate by cable B. As the helicopter accelerates upward ...
*February 12, 2012 by Anonymous*

**biology**

1. how do molecules of a polar compound differ from those of a nonpolar compound? 2. What happnens when ionic compounds are mixed with water? 3. what is capillarity? 4. Critical Thinking: Most automobiles have water-cooled engines. What must be true about a solution that can ...
*September 12, 2009 by lamiya(again)*

**Biology**

why is there no production of ATP when detergent is treated in a test tube with mitochondria? in Aerobic and anaerobic respiration what is the final metabolic breakdown of molecule? 1 pyruvic acid 2 acetyl coenzyme A 3 citric acid 4 reduced coenzyme FADH2 5) ATP PLEASSEEEEEEEE...
*March 17, 2011 by sabrina*

**biology **

In two to three well-developed paragraphs, explain how the graph below helps support the concern that burning fossil fuels has changed the atmosphere. Describe, in your own words, the change shown in the graph and how this change is occurring in the atmosphere. i cant post a ...
*March 25, 2011 by savanna*

**Biology**

Which substance does not leave the nephrons by active transport? a)Potassium ions b)Water c)Calcium ions d)Phosphate ions e)glucose I think its either water or glucose... Another question.. Two strategies- negative feedback and antagonistic hormones- have evolved to maintain a...
*March 31, 2011 by Joey*

**ALGEBRA I HELP PLEASEEE!!!!**

(39w+ 14 + 10w squared) / 72+ w =]
*April 22, 2008 by Amber =]*

**Math**

f(x)=1/x, g(x)=3X+1 find: f(g(3)) how do i do thiss... f(g(-2)) g.g, g.f, f.g, pleaseee help:)thanks for your timeee
*December 15, 2008 by Kennedy*

**Math**

f(x)=x/x^2 x find limit??? Pleaseee thnks
*January 30, 2012 by Anonymous*

**CHEMISTRY HELP**

IF ANYONE CAN HELP ME WITH MY HOMEWORK AND EXPLAIN EXACTLY HOW TO GET THE ANSWERSSS PLEASEEE HELP
*May 7, 2008 by katie*

**mathh help pleaseee (: ! <345**

sqrt32x + 3sqrt8x help please !
*December 10, 2008 by margie (:*

**calculus**

Solve the equation for x. e^ax=Ce^bx, where a cannot equal b Can someone explain this pleaseee!
*September 23, 2008 by Sarah*

**Calculus**

If x + 7y = 29 is an equation of the line normal to the graph of f at the point (1,4), then f'(1) = PLEASEEE HELP!
*December 2, 2008 by Nina*

**grammar**

can someone proofread my homework? is just 5 pages.pleaseee is urgent
*October 16, 2009 by ana*

**Chemistry**

DrBob222 please help me answer the question that I posted pleaseee, pleaseeee
*February 16, 2010 by Jennifer*

**simple easy math question PLEASEEE HELPP!!!**

is this true? log^2 x = (logx)^2
*January 6, 2011 by Sabrina*

**Math**

Find all x, -4pi < x < 6pi, such that [cos(x/3)]^4 + [sin(x/3)]^4 = 1 PLEASEEE HELPP! :(
*May 27, 2008 by Megan*

**world cultures**

i need help on knowing that the cultural changes between Umayyad and Abbasid. pleaseee! thank you
*March 5, 2012 by lauren*

**MATH**

f(x)=x/x^2 x simplify g(x)=????helppp
*January 30, 2012 by Anonymous*

**science **

If Deneb and Rigel were located at alpha Centauri's distance from earth, how would they appear? PLEASEEE HELPPPPPP!!!!!!!!!!
*March 21, 2012 by Paula*

**PHYSICAL SCIENCES**

Which of the following elements has eight valence electrons? A. argon B. beryllium C. chromium D. oxygen . CAN SOMEONE HELP ME, PLEASEEE :D
*May 23, 2012 by lalt*

**Physicss**

Fast pleaseee Calculate speed of a 50 kg boy travelling on his bike his kinetic e is 1250 J I did v= 2KE/m i got 50? Help
*June 20, 2013 by Katherine :))*

**Gr.12 ENGLISH**

what are some major themes in the short story "The Storyteller" by H.H Munro(also known by pen name Saki) pleaseee help thanx :)
*October 30, 2010 by niini*

**Pre-Algebra:HELPPP**

Factor: y^3-3y the ^ is an exponent is the answer y(y^2-3)
*March 1, 2011 by Cheryl*

**HELPPP!! math**

HELLP!! Can someone help me solve for y in this equation.? -4/5 = (y-2) / (4- (-1))
*June 8, 2011 by Chelsea*

**science -- urgent**

can you pleaseee list all the things that Earth needs to provide us with life?? like energy, carbon, and so on.. THANKS A LOT!
*May 22, 2009 by eska*

**physics**

Which truck has more momentum?? 20kg*m/s or 20000kg*m/s??? HELPPP!!!
*October 8, 2007 by lexi*

**HELPPP!! rate of change**

The points (-1,2) & (4,y) have a slope of -4/5. What is the y coordinate for (4,y).?
*June 8, 2011 by Chelsea*

**Maths Please Helppp**

S=1+2*(1/5)+3*(1/5)^2+4(1/5)^3...... If S=a/b, where a and b are coprime positive integers, what is the value of a+b?
*June 19, 2013 by Mathslover*

**mathhhh**

Determine whether each value of x is a solution of the equation 7-3x=5x-17 a. x- -3 b. x-0 c. x-8 d. x-3 Helppp!!!!!
*May 27, 2014 by mathhh HELP!! Help!!! PlEASE!!!!*

**physics**

a kangaroo jumps to a vertical height of 2.55m.How long was it in the air before returning to Earth? pleaseee anwser it is due in 1 day!!!!
*July 20, 2008 by anthony*

**mathh help pleaseee (: ! <345**

the sales tax rate in a certain state is 5% find the total price paid for a apair of shoes that cost $47
*January 7, 2009 by Mary*

**us government**

what are some of the legal fictions that Tocqueville discussed? HELPPP PLEASEE !!!
*October 3, 2010 by Anonymous*

**AP BIOLOGY**

I have a quiz on genetics on friday in AP Biology and I would like some sites with good ap biology questions on them. I don't know any of them which I could go to.
*December 3, 2008 by Roger*

**math log PLEAseee helpp pretty please!!!**

determine the point of intersection y=logbase 10(x-2) and y=1-logbase 10(x+1)
*January 20, 2011 by Sabrina*

**Alg**

.Write an algebraic expressoin for4 times the sum of q and p HELPPP PLZZZ :)
*September 9, 2011 by Jessica*

**world histor**

what are three major events, ideas, or poicies that contributed to the end of the soviet Union? including something about easern europe! help pleaseee!!
*January 11, 2011 by billy*

**math!! help pleaseee**

5: 2 = 8 : 10 please explain to me how to do thissss :( im so lost and i have to one to turn to or any math books or anything.
*January 6, 2009 by eddie*

** PLEASEEE GEOMETRY **

POINT H,I,J AND THREE POINTS ON A LINE W/ COORDINATE -4/5 , -1/SQRT5 AND -1/10. WHICH POINT BETWEEN THE OTHER TWO ?
*June 12, 2013 by ANGEL *

**Astronomy Grade 9( PLEASEEE HELP!!!!!!!!!!!!!!)**

What hazards do humans face when they are in space and what technologies have been developed in response to these hazards?
*November 29, 2012 by Curly Sue*

**social studies**

i need a map of washington state that has the major cities physical features and the borders of washington and boundries pleaseee !!!!!!!!!!!!!!!
*January 22, 2009 by irianhhha*

**math**

write a four equations in slope-intercept form of four different lines that are parallel and graph the line ?? HELP pleaseee!! thank you
*March 13, 2015 by may*

**chemistry**

The reaction equation below shows the formation of aluminum oxide. Which set of coefficients balances the equation? Al + O2 ?Al2O3 A. 1,1,1 B. 2,3,5 C. 2,4,5 D. 4,3,2 . can someone help me pleaseee!!
*May 28, 2012 by lalt*

**Biology **

Is 9th grade biology hard? Is it interesting...?? I love life science but I just wondering if 9th grade biology hard??? I'm taking biology next year.
*April 29, 2013 by Sarah*

**Math**

What is neg. 9/10 + neg. 1/6? Pleaseee help im stuck:/
*November 5, 2009 by Tay*

**chemistry, i need helppp like a.s.a.p!!!!**

What is the density of a 23.92 g object block if the dimensions: length = 10.6 mm height = 5.47 cm width = 0.0352 m
*September 24, 2012 by danyae*

**pre calc**

how do uu find the x int. , y int. , domain range asytote of this equation y=log to the base 10 (2x+3/x-5) pleaseee need to understand before the test tmr!!!!
*February 12, 2013 by kikii*

**Biology**

The allostery of an enzyme governor is likely to take two forms.They are? A.active and regulatory B. rigid and flexible c. active and passive e. regulatory and relaxed http://en.allexperts.com/q/Biology-664/biology-73.htm http://en.allexperts.com/q/Biology-664/biology-73.htm
*August 10, 2007 by Sajia*

**physics/algebra HELP!!!!**

i am having so much trouble rearranging these equations! i know the answers to them but i don't understand how to get them.. The original equation is W= Q(B-C)/C what is B? what is Q? What is C? B is supposed to be C(W+Q)/Q Q is supposed to be WC/(B-C) and C is supposed to be ...
*October 9, 2008 by Ned*

**Physics help pleaseee**

A cable with 21.2 N of tension pulls straight up on a 1.10 kg block that is initially at rest. What is the block's speed (in m/s) after being lifted 2.42 m assuming that the local acceleration due to gravity is 9.80 m/s2?
*November 9, 2011 by Me*

**History Please Please**

Could you please explain to me: how was the structure (Collosus of Rhodes) effective for it's stated purpose? I don't understand the question and I need something for my project. Pleaseee.
*October 23, 2011 by Jack*

**I HAVE A MATH TEST TOMORROW HELPPP PLEASE!**

im not sure how to find the first four terms of each arithmetic sequence tn=4+(n-1)(3) helpp me pleasee!
*May 27, 2008 by Mandy*

**I HAVE A MATH TEST TOMORROW HELPPP PLEASE!**

im not sure how to find the first four terms of each arithmetic sequence tn=4+(n-1)(3) helpp me pleasee!
*May 27, 2008 by Mandy*

**pre-calculus**

how do uu find the x int. , y int. , domain range asymtote of this equation y=log to the base 10 (2x+3/x-5) pleaseee need to understand before the test tmr!!!! No one has answered this question yet.
*February 13, 2013 by kikii*

**pre calc**

how do uu find the x int. , y int. , domain range asytote of this equation y=log to the base 10 (2x+3/x-5) pleaseee need to understand before the test tmr!!!! No one has answered this question yet.
*February 13, 2013 by kikii*

**SCIENCE helppp!!**

Our sun is what scientists call a "yellow-green star." Does it emit energy in the frequency of red light? I have no idea!
*January 6, 2010 by Anonymous*

**math.7th gradee.**

the worksheet says to copy and place parentheses to make each statement true. . . but i have NO ideaa what that means..? cann anyone helppp!
*October 5, 2010 by lyssaa.(:*

**Helppp**

IF A is the median of {1,2,3...,10}, and B is the median of 1,2,3,4,...11, what is the average (arithmetic mean) of A and B? Express your answer as a decimal? "{}" is no different from B
*December 19, 2014 by factions*

**chemistry... HELPP**

Place charges and electron dots as needed on each ion. As Se Br K Ca Ga. I answered: As3+ Se2- Br- K+ Ca2+ Ga2+ but i got it wrong so please helppp!!!
*October 7, 2012 by joane *

**science helppp.**

4. Small pieces of rock that enter Earth's atmosphere at speeds of 15 to 70 km/s and burn up are called ____. (1 point) stars meteors meteorites asteroids
*February 11, 2013 by jessie*

**english**

which is not an example of an idiom found in "Miss Rosie"? a. "when I watch you" b. "[you] used to be called" c. "waiting for your mind" d. "I stand up" i remember asking this before a long time ago...i think someone siad both a and b are correct, but that can't be. there has ...
*July 1, 2009 by y912f*

**algebra**

CAN SOMEONE PLEASE HELPPP!? I NEED HELP IN ALGEBRA, SIMPLIFYING RADICALS! SIMPLIFY THE SQUARE ROOT OF 45a SQUARED!
*May 20, 2008 by I NEED HELPPPP!**

**math**

whats the product of -8x^2y and-2xy^3? use law of exponents to find the product. show your work. please helppp
*April 15, 2012 by Karley*

**Physics**

An object moving to the right has a positive acceleration which is decreasing. Is this object speeding up or slowing down? Explain why? Please helppp
*January 29, 2012 by Anonymous*

**biology tutor on jiskha**

i post my biology questions here today and few days ago no teacher reply. there not any biology tutor on here?
*February 22, 2012 by Shreya*

**US HISTORY**

Could someone help me conclude an essay on prohibition. I am writing: even though there were laws and movements for prohibition, it actually didn't work. PLEASE HELPPP!!!
*February 28, 2012 by DAN*

**ELECTRICITY AND MAGNETISM**

a dust particle with mass =5.0*10-9 kg and charge q =2.0nC starts from rest at point a and moves in a straight line from a to the point b ! what is its speed V at point b? please some on SOLVE it and send me ON my emial after got solved pleaseee ?
*October 29, 2011 by sufyan khalil*

**statistic math**

the local weatherman has been accurate (successful) in his forecast 80% of the time. find probability that he is accurate exactly 3 of the next 5 days. helppp
*December 10, 2014 by Anonymous*

**helppppp math helppp!**

the fernrod motorcycle company invested 250,000 at 4.5% compounded monthly to be used for the expansion of their manufacturing facilities. how much money will be aviable for the project 3.5 years?
*June 1, 2014 by math HELP!! please*

**physics**

So in physical science i'm learning about vectors using the pythagoream theorem, and when i get what c equal i wanted to know if i round to the next highest number, put it is a decimal, or do nothing at all. Helppp pleaeee[:
*September 23, 2009 by Lucelys*

**Chemistry 2 Ap**

Can someone please help me ? What mass of glycerol must be dissolved in 200.0 g of water to give a solution with a freezing point of -1.50? im not sure how to even start this problem. I think i would find the moles in water first, then the grams in glycerol after? Pleaseee help!
*February 10, 2009 by jecce.*

**HELPPP ASAPPP**

An archeitect is designing a rectangular fountain for the city park. It's area is represented by 16x-40. Factor this binomial to determine the greatest lengh and width measurements that fountain could have?
*March 6, 2014 by kamleen*

**HELPPP~Reading! ! !**

Can you PLEASE PLEASE PLEASE PRITTY PLEASE WITH A CHERRY ON TOP help me find a link that will give me the meanings of idioms?
*April 10, 2012 by Lily Palmer*

**HELPPP**

Solve the linear programming problem by the method of corners. Minimize C = 5x + y subject to x + 3y ≥ 43 x + y ≥ 27 x ≥ 0, y ≥ 0
*April 18, 2011 by Leah*

**physics**

A 200g Nerf dart is shot from a dart gun with a kenetic energy of 3.60J. What was the initial speed of the dart? >>> change g into kg Formula(i think) is: Ek=1/2 mv2 Helppp?
*April 29, 2008 by chyanne*

**Everybody hw help who go facebook**

I dont use facbook.but hw essay topic what should people do to get rid out of facebook? What should they do if they r addicted to it? Ples helppp
*May 1, 2013 by Nisha*

**social studies **

confucianism lost influence because__________ the sui and early tang dynasties . people wanted a more _________ escape that promised _________ from _________ (plz helppp)
*February 14, 2013 by Anonymous*

**Physics helppp**

A 67.0 kg skateboarder wants to just make it to the upper edge of a "quarter pipe", a track that is one-quarter of a circle with a radius of 2.55 m. What speed (in m/s) does he need at the bottom assuming that the local acceleration due to gravity is 9.80 m/s2?
*November 2, 2011 by Me*

**Biology **

Is there any biology websites for teens??? (NOT games! notes and quizzes to practice). The Science of Biology The Chemistry of Life Cell Structure and Function Photosynthesis & Respiration Something REALLY easy to understand(btw I'm going to the 9TH GRADE). please help (having...
*July 17, 2013 by Laruen *

**math**

The function rule C=10n +26 relates the number of people n who attend a small concert to the cost in dollars c of the concert.. Make a table of the input.output pairs to show the cost if 27, 39, and 43 people attend. Help me pleaseee!!!! :( <3
*June 5, 2014 by Jamanonymous*

**PHYSICS helppp!!!**

A conductor consists of a circular loop of radius R and two straight, long sections The wire lies in the plane of the paper and carries a current I. Find an expression for the vector magnetic field at the center of the loop
*November 10, 2013 by ANITA*

**biology**

How could i understand the biology? can u please give me some reference to look for that.. tnx...
*July 16, 2008 by maico*

**Biology**

when might you use the "poor-quality website" in an academic Assignment in Biology?
*March 28, 2009 by biology*

**biology**

Name three ways that the science of biology has/does, or might impact you as an individual.
*October 3, 2010 by malachi*

**biology**

i did biology post yesterday i not find it someone please tell me where it go?
*February 4, 2012 by Mohammad*

**biology**

ap biology lab -what barriers might hinder the acquisition of plasmids
*May 17, 2013 by hannah*

**biology**

a category within biology that deals with the physical and chemical functions
*January 28, 2015 by dakota*

**biology**

need help with a paper from news article on human biology using scientific method?
*April 21, 2012 by tracy*

**biology**

Why is cell culture one of the most valuable technical achievements in the entire study of biology?
*March 11, 2010 by alex*

**Biology**

Why is feedback inhibition a useful thing for enzyme reactions in a cell? Are there biology tutors in this forum??
*December 13, 2013 by Anonymous*

**biology**

what is burgess shale? what is the significance of this discovery to evolutionary biology
*September 8, 2012 by ami*

**Pre-Calc Helppp!!!**

Find the indicated angle . (Use either the Law of Sines or the Law of Cosines, as appropriate. Assume a = 110 and c = 136 (angle B=38) Round your answer to two decimal places.)
*April 5, 2012 by Mike*

**algebra 1 NEED NOW!!! PLEASE HELPPP**

A rectangular picture measuring 3 in. by 7 in. is surrounded by a frame with uniform width x. Write a quadratic function in standard form to show the combined area of the picture and frame.
*July 1, 2013 by lisa*

**Physics- HELPPP**

A combination of 0.383 kg of water at 22.8◦C, 0.499 kg of aluminum at 61.3◦C, and 0.408 kg of copper at 68.3◦C is mixed in an insulated container and allowed to come to thermal equilibrium. Determine the final temperature of the mix- ture.
*December 11, 2011 by Ivana*

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