Questions Asked on
January 4, 2009

english
what does these quote mean? 1.)"my life for itself and not for a spectacle" 2.)An institution is the lengthened shadow of a man. 3.) Life only avails, not the having lived. 4.) Insist on yourself; never imitate Thanks for your help!
asked by jess 
physics
a 500 N person stands on a uniform board of weight 100 N and length 8 m. the board is supported at each end. if the support force at the right end is three times that at the left end, how far from the right end is the person? please explain
asked by amanda 
Math
Help prove this identitiy tan(pi/4+x)+tan(pi/4x)=2sec2x
asked by Gifty 
antiques
What does the COP marking inside some jewelry stand for?
asked by La La 
Physics
If a 2.0kilogram mass is raised 0.050 meter vertically, the work done on the mass is approximately (1) 0.10 J (2) 0.98 J (3) 9.8 J (4) 40. J
asked by Bishketta 
5th Grade Math
Beth & her grandmother paid $23 tickets to a play. An adult ticket costs $6.50 more than a child's ticket. What was the cost of Beth's ticket?
asked by Sacha 
phys
A plane takes off at St. Louis, flies straight to Denver, and then returns the same way. The plan flies at the same speed with respect to the ground during the flight, and there are no head winds or tail winds. Since the earth revolves around its axis once
asked by Gina 
Global
I need one more source for my paper. It is on the theme of Environmental and Society. I am using the ancient civilizations of china, greece and india. I have a BUNCH of information on the geography, what they ate because of geography, what they did because
asked by Anonymous 
home economics
what type of economic activity is predominant in the deserts of north Africa and south Asia?
asked by memo 
Biology
What are two types of materials or observations that would necessitate the use of the stereoscopic microscope? What organelles are visible with the electron microscope but not with the light microscope? (we've been studying single celled organisms and
asked by anna 
calculus
Find the area of the largest rectangle (with sides parallel to the coordinate axes) that can be inscribed i nthe region enclosed by the graphs of f(x)=18x^2 and g(x)=2x^29. Is it equal to about 67.67? I have no idea finding the answer by using max or
asked by Katie 
Physics
Two projectiles are launched form ground elvel at the same angle above the horizontal, and both return to groudn level. Projectile A has a launch speed that is twice that of projectile B. What are the ratios of the maximum heights of the balls? What are
asked by dani 
CACULUS
If the function f(x) is differentiable and f(x)= {ax^3 + 6x, if x≤1 {bx^2 + 4, if x>1 then a = What do I do?? No idea what's going on..
asked by BOB 
chemistry
Silicon tetrachloride exists as a covalent molecule. What is the valency of silicon in this molecule? Give reasons for your answer.
asked by trigger 
Chemistry
A conductivity cell was calibrated using KCl solution (0.01 mol dm^3) with a conductivity of 0.141 S m^1 and the resistance was found to be 520 Ohms. The resistance of a saturated solution of silver chloride was found to be 3.8 x 10^5 Ohms. Calculate the
asked by Alice 
sciencephysics
All objects emit ______ radiation. Is it incident? The frequency of the radiation of most objects is a) below b) in the middle of c) greater than he frequency of the visibile light spectrum? I think its below as most objects can not be seen by visible
asked by samantha 
math
What factoring technique would be used to factor 2x^2+5x+3?
asked by ABCD 
spanish SRA MCGUINN
Fortunately in English can you please tell me the spanish translation, also the spanish word afortunadamente what is the Englsih transalation
asked by sam 
math 6th grade
Using Multiplication to Solve Equations 9Y5 had only packed 1/8 of the meals he was supposed to pack. The astronut had only been given 3 3/4 meals. How many meals should 9y5 have packed for the astronut?
asked by agnes 
MathGr.11 urgent
The 10th term of an arithmetic series is 34, and the sum of the first 20 terms is 710. Determine the 25th term. Can someone please explain how to do this? I don't know which formula to use. TIA
asked by Mae 
quadratic equations
how do you know if a quadratic equation will have 1,2 or no solutions
asked by Anonymous 
plants
what is the main purpose of fruit pruduction by a plant
asked by daria 
Reading
What is the purpose of this topic sentece? Heat energy travels from warmer objects to cooler ones.
asked by Kristi 
social studies
What needs to take place to bridge the economic gap between whites and blacks in South Africa?
asked by Ellie 
math
solve the inequality using any method x^28x+12
asked by kiearra 
Physics
An object with a mass of 49 N falls out of a plane going 20.0 m/s at 300 m above the ground. 1)How do I find the time that the object is in the air? 2)The horizontal distance of the object? Could someone help me out?
asked by mw 
algebra II
A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x6;{3.5,1,1/4,2,11}
asked by Kate 
math
find thedomain and range of {(7,2), (6,4) (99,)(55)}= evaluate f(x) +3x^24x3at f(x1)= evaluate f(x)= 5x+8 atf(3)= it will be well appreciated of what how and help with these math problems plz thank you
asked by sherri 
Physics
A tennis ball is hit into the air and moves along an arc. Neglecting air resistance, where along the arc is the speed of the ball a)a minimum and b) a maximum? I'm thinking it's at a max at the begging and end, and a min at the top, but that's just a
asked by dani 
Leadership
Deliverable Length: 10001200 words You are excited about your new position as compliance officer at ECG because this is your first role as a member of a senior executive team. You have the enviable opportunity to be a critical part of ECG’s growth as
asked by Simon 
Chemistry
Which phosphates are found in human urine? I am writing about the discovery of phosphorus. I know that after urine was left to stand for several days and boiled to a paste it contained ammonium sodium hydrogen phosphate. Is this a constituent of fresh
asked by Alice 
math
Problem sloving question  Using addition to solve equations Mr wilheim made 342 gallons of brown wax. Unfortunately, he burned some of the wax while it was cooking. He was able to save 256 gallons. How many gallons of wax burned ?
asked by alex 
Physics
A yoyo has a string length of 0.200 m What is the slowest speed at which you can spin it to keep it in a fixed path? What is this, and how do you find it? Thanks
asked by Megan 
7th grade Science
How does the internal structures of earth's density compare to the lithosphere's density? It is a lot greater, a little greater, a lot smaller or a little smaller?
asked by Mary Grace 
math 6th grade
Using Multiplication to solve equations: 9y5 had to iron space suits for the astronuts. When he finished he turned in the suits to his commander. The commander counted the suits and realized that 54 of them were missing. 9Y5 blushed and explained that he
asked by agnes 
Algebra 1 Question
How would you solve 50 + 9x  19x = 9 (X= ) I'm just having trouble doing it. Thank you. :)
asked by Jessie 
math
Are you sure that (2x+1)(x+3) is the factored version of 2x^2+5x+3?
asked by ABCD 
math
It's impossible to factor x^26x+5 right?
asked by ABCD 
maths
how many terms of the series 8,6,4.... make the sum 90?
asked by bilal qureshi 
physical science
Which acid reacts with KOH to produce the salt KCI? Thank you very much.
asked by Lisa 
7th grade
7X+X
asked by Whitmney 
law and ethics in medicine
how will employees in the medical office have to be trained regarding privacy (for example, who is responsible for training and record keeping)? what is required if an employee doesn't follow the privacy policy? when must employees be trained? in what
asked by Elaine 
MATH
Can someone help me solve these problems? Thank you. [SQRT(2x2 + 5x + 6)]=x . [SQRT(x + 3)] = 2[SQRT(x)]
asked by Mike 
6th grade
Combining like terms  1/2x+2/4x=16+1/2 how would you combine this
asked by angnes 
physics
A body which absorbs 100% of the energy that falls on it is known as a blackbody. how much energy will this body emit? i think it is 100% as well. but i am not sure.
asked by chrissy 
Algebra (MAT 117)
b. Suppose that an object is 100 pounds when it is at sea level. Find the value of C that makes the equation true. (Sea level is 3,963 miles from the center of the earth.) c. Use the value of C you found in the previous question to determine how much the
asked by Paradise 
Physics
How do you find the coefficient of friction of an object sliding down an inclined plane. Given: m = 10 kg length of plane = 5.0 m Height of plane = 2.5 m
asked by Megan 
bio
Describe how the Expression of the gene of interest could be ensured
asked by phil 
Grade 11 chemistry
Describe why the incomplete combustion of a hydrocarbon in an enclosed area can be dangerous.
asked by Becky 
math
Find the next term and the nth term of the sequence: 2+4, 8+4, 18+4, 32+4, 50+4,... a) 72 + 4 and 2n2+4 b) 68 + 4 and 68n2 + 72 c) 86 + 4 and 90 + n2
asked by Renee 
precalc
what does this simplify to: f(x)=x/(x+4)^(1/5)2
asked by Allie 
math
how would you rathionalize the denominator of: f(x)= x/((x+4)^.5)2
asked by Beth 
cook
do u know where i could find information on cheese and hygiene? thanks in advance if u do
asked by Ryanna 
Chemistry
Is there a value for the enthalpy of vaporization of water at any temperature? Or does the value change with different temperatures? And if there is just one value, do you know what it is?
asked by Unsure 
Chemistry
Is there a value for the enthalpy of vaporization of water at any temperature? Or does the value change with different temperatures? And if there is just one value, do you know what it is?
asked by Unsure 
Chemistry
Is there a value for the enthalpy of vaporization of water at any temperature? Or does the value change with different temperatures? And if there is just one value, do you know what it is?
asked by Unsure 
science
how does the structure of DNA help account for the way in wich DNA copies itself
asked by tommy 
science
what are five volcanoes found along the ring of fire
asked by ashley 
math
My son is doing a math project with many diagrams, but the teacher did not senf home examples of; Fact Triangle, Change Diagram, PrtsandTotal Diagram, and FramesandArrows problems I don't know what this is. PLEASE HELP ME!!
asked by Yashika 
social studies
Does apartheid still exist in some ways in South Africa? Explain.
asked by Ellie 
math
What numbers add up to 1 and multiplies to 2?
asked by Anonymous 
Calculus
The curve f(x)=x^4+2x^2+x has a tangent at the point (1,2). Is this line tangent to the curve at another point and, if so where?
asked by Laura 
math
solve the equation by completing the square: x^29x2=0
asked by princess 
math
use the quadratic formula to solve the equation: x^2+10x10=0
asked by key 
Math
If Jane had $0.58 in quarter(s), dime(s), nickle(s), and pennies she has a total of 9 coins. What coins does Jane have?
asked by Sharika 
Fine Arts
What elements of art are used in the painting/sculpture Madonna and Child in Arch? I think harmony is used but what else? thank you kindly
asked by Alyssa 
biology
Which have cells walls? (more than one may be correct) A)chilomonas B)volvox C)peranema. Which have chloroplasts? (more than one may be correct) A)Paramecium B)Amoeba C)chilomonas D)volvox E)peranema
asked by anna 
Biology
What cell structure/organelle would be especially common in i)cells lining the respiratory passages? ii)white blood cells that engulf and detroy invading bacteria iii)enzyme (protein) secreting cells of the pancreas
asked by Dan 
Math Algebra
i'm having troubles with some sums how would you factorize completely 9a(squared)  b(squared)? or an expression like 27x(squared)  1/3y(squared) its difficult. have many more.
asked by Kayleigh 
english
"God thought and thought" ..what is the sound device used?
asked by Kristine 
math
what is the distributive property
asked by bob 
math
What would the cube root of 6a^2 produce?
asked by Anonymous 
math
The sum of what 2 prime numbers equals 16?
asked by bria 
Science
Describe the feedback mechanism that occurs at the stomates of plants.
asked by Jordan 
Science
Explain how stomates help maintain homeostasis within the leaf.
asked by Jordan 
Algebra
Can someone please tell me if my work and solution looks correct. I am a little unsure of whether or not I did it correctly. Equation: sqrt(x+2)  x = 0 sqrt(x+2) = x x + 2 = x^2 x^2  x  2 = 0 (x2)(x+1) = 0 x = 2 and x = 1 1 does not work, so the
asked by Renee 
cal
Write the equation of the tangent at (2,2) to the curve x^22xy+y^2+2x+y6=0 Can anyone please give me some ideas to do it?Thanks!
asked by Ivy 
Algebra
Please help me solve: [SQRT(x)]=2 1. [SQRT(2x2  1)]=x
asked by George 
Physics
The coefficient of friction = 0.256 Mass of and object = 356 kg What is force of friction? Is this correct?... Ff = umg = 0.256*356kg*9.81 = 894 N
asked by JO 
Religions of the World
How are newer ( any type) religions different from older ones? How are they similar?
asked by A.W. 
Physics
How do you find the max height of a projectile given the angle and Vi? Angle = 57.0 degrees Initial V = 46 m/s
asked by JO 
Graphing
Okay, so I need to make a line graph for career advancement. Would I put the job position on the vertical axis or the horizontal one? And Where would I put the years of experience needed to reach that position? ON the horizontal or vertical? Please help.
asked by Larry 
algebra II
A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x6;{3.5,1,1/4,2,11} f(x)=x(12x);{8,2/3,1,9,4}
asked by Kate 
10th grade
how do you draw a circle with the points of A,B,and D that lies on the point of tangency C
asked by mary 
physics
What is the Rfactor of insulation and what does it equal? i have looked everywhere and can not seem to find it.
asked by chrissy 
French
Is "je suis allé souvent" correct or should it be "je suis souvent allé?" Thanks
asked by JK 
reask math question
find thedomain and range of {(7,2), (6,4) (99,)(55),(6,6)}
asked by sherri 
7th grade
how to make a kaleidoscope?
asked by mae 
7th grade
what science project can i do in the category of space?
asked by mae 
math
keep trying to solve this one but canceling out x. i know x=2 but i'm not quite sure how to get there in steps? 5^(2+3)5^(x+2)=4 please help!
asked by Hared 
health and disease
I am doing a essay on alzheimers and know and was wondering if someone could help me find info on this question. I know there is things you can do to slow this disease but have also found that they think gentics is part of it also. So my question is..Is
asked by april 
math (other one is wrong equation)
sorry, i posted the wrong equation in the other message 5^(x+3)5^(x+2)=4 again, i know the answer is x = 2, but i'm not sure how to get there in steps.
asked by Hared 
Math  PreAlgebra
Using Addition to Solve Equations Mr wilheim wrote down the amount of wax used for the Betsey Ross Statute. For the queen, he would .6 gallons less for the arms and 1.5 gallons less for the legs. That meant he would use 39.4 gallons of wax for Queen
asked by alex 
math 6th grade
How to write an equation: Forty percent of a number,y, is 48.
asked by agnes