Wednesday
December 7, 2016

Number of results: 6,599

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

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 ...

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) = ãx^2 - 100 (everything is in the square root) so i think i found the domain i got [-10,10] but i don't know about the range i solved for x and got stuck here x=ãy^2 + 100 helppp pleaseee :)
October 29, 2009 by lyne

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

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

(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

math 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
October 16, 2009 by ana

Chemistry
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
October 4, 2015 by Jean

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

Physics HELPPP
(0 m/s)^2 - (23.7 m/s)^2 divided by 2(9.00 m/s)^2 ?
February 1, 2016 by Erica

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

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 :))

HELPPP
NO ONE HAS RESPONDED TO ME ALL DAY !!!
October 15, 2015 by kamryn

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

Algebra 1
January 5, 2016 by Sierra Elizabeth

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

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

math
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

math 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

English
1. He is absorbed in biology. 2. He is very interested in biology. 3. He is into biology. ----------------- Are they all the same in meaning?
May 30, 2016 by rfvv

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

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

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

STATISTIC
z = 1.8 for Ha: µ > claimed value. What is the P-value for the test?   A. 0.9641 B. 3.59 C. 96.41 D. 0.0359 My answer is B ,NEED HELP PLEASEEE
February 25, 2016 by Vedrana

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

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

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

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

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

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

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
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

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

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

ART Check
How would a visual effects designer working on an animated movie with human characters best use knowledge of biology? Knowledge of biology can help the designer to create accurate human features.**** Knowledge of biology can help the designer to create an action packed film ...
April 22, 2015 by koolkid

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

Enriched science
What is the goal of synthetic biology? A. The goal of synthetic biology is to mimic living cells B. The goal of Synthetic biology is to generate new tissues to replace damage tissues C. The goal of synthetic biology is to engineer living cells to perform specific functions D. ...
February 17, 2016 by Rhyleigh

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

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 (helppp me)
what is the bond order for BeF2? according to the lewis structure? ....according to MO diagrams its 0. 16 valence e-
October 29, 2015 by Anonymous

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

algebra
May 20, 2008 by I NEED HELPPPP!*

math
April 15, 2012 by Karley

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

Physics
Find the minimum stopping distance for a car moving at 108km/h if the coefficient of static friction between the tires and road is 0.9 I really don't understand pls helppp
March 21, 2016 by Amelie

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

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

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

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

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

Everybody hw help who go facebook
I don't 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

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

MATH PLEEASEEE HELPPP
If the outliers are not included in the data set below, what is the mean of the data set? 42, 43, 46, 48, 57, 60, 96, 59, 38, 68, 29 47 48 49 52 is it c
February 9, 2016 by Mason

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

Sta 112
This is my question every one . Please help me have it already I had 6 as my answer. In a class of 50 student 28,22,20 of them offer physics,chemistry and biology respectively also 4 of them offer physics and chemistry but not biology,3 offer physics and biology but not ...
January 23, 2016 by Anonymous

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

Four electrons are located at the corners of a square 10.0nm on a side, with an alpha particle at its midpoint. How much work is needed to move the alpha particle to the midpoint of one of the sides of the square?
August 27, 2016 by Nanny

math
Mary's father is three times as old as Mary. If the sum of their ages is 56 years, what are their ages. pleaseee helpp in steps i am 12 years old
August 27, 2016 by alijahh

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