Wednesday
September 3, 2014

Posts by blue


Total # Posts: 72

Physics
A certain orthodontist uses a wire brace to align a patient's crooked tooth as in the figure below. The tension in the wire is adjusted to have a magnitude of 12.40 N. Find the magnitude of the net force exerted by the wire on the crooked tooth.
October 13, 2013

12th grade MATH
1.)A picture 8 in. by 12 in. is placed in a frame which has a uniform width. if the area of the frame is equal to the area of the picture, find the dimension of the frame (8+2x)(12+2x)-96 = 96 (8+2x)(12+2x)=96+96 96+4x(2)=192 4x(2)=192-96 4x(2)=96 x(2)=96/4 x/2=24/2 x=12 is it...
October 7, 2013

Monessori
What is the greatest number that would be produced when 750 is rounded off to the nearest hundreds?
July 9, 2013

Montessori
What is the greatest odd number that would be produced when 660 is rounded off to the nearest hundreds?
July 9, 2013

Montessori
What is the greatest number that will produce 1220 when rounded off to the nearest tens?
July 4, 2013

Chemistry
What is the difference in alkane and Alkene functional group?
June 3, 2013

math
Yes last number is 5,13
February 28, 2013

math
3.4-2.44+5,13 simplest form
February 28, 2013

math
Oh sorry dear let me check it again
February 28, 2013

math
(X+6)^2. X^2+6x+32
February 28, 2013

math
(X+1)(x+48). X^2+47x+48
February 28, 2013

math
Tnx
February 28, 2013

math
350-32. 318
February 28, 2013

math
Simplest form. 350-(21+11)
February 28, 2013

math
Write 51% as a proper fraction.
February 28, 2013

math
Wow thank you
February 28, 2013

math
8*100+2*10+5*1. 800+20+5
February 28, 2013

math
Write in expanded form. 825
February 28, 2013

math
81/1%
February 28, 2013

math
No
February 28, 2013

math
Arrange the following in descending order. 0.8333;4/3;81.1%
February 28, 2013

math
I'm lost really help me out!
February 28, 2013

math
Calculate the following and write your answer in the simplest form. Please show all your calculation. 4 2/6-1 2/12+2 1/4
February 28, 2013

Counseling
Thank you
February 24, 2013

Counseling
If I could get an example of the assignment. I am stuck on how or what is expected. This is the assignment: Using Erikson's psychosocial theory and Piaget's cognitive development theory, create four case studies in which the characters are clearly in specific stages. ...
February 24, 2013

Counseling
Using Erikson's psychosocial theory and Piaget's cognitive development theory, create four case studies in which the characters are clearly in specific stages.
February 24, 2013

Math
720
November 19, 2012

enviromental science
what are the two causes of density in deep current waters.
April 11, 2012

physics
A jetliner has a velocity of 95 m/s. What is the displacement of the jetliner at t=3.0 seconds
April 2, 2012

physics
can someone answer this
March 7, 2012

physics
a kitten pushes a ball of yarn rolling toward it at 1.00 cm/s with its nose, displacing the ball of yarn 17.5 cm in the opposite direction in 2.00 s. What is the acceleration of the ball of yarn ? a) 8.75 cm/s2 b) 10.75 cm/s2 c) 9.75 cm/s2 d) need more information
March 7, 2012

physics
can someone answer this
March 7, 2012

physics
okay a race car's velocity increases from 4 m/s to 36 m/s over a 4 s time innterval, its average acceleration would be 10 m/s 2 ? would this question be true ?
March 7, 2012

physics
a motorized scooter starts from rest and accelerates for 4 s at 2 m/s2. it continues at a constant speed for 6 s . What is the scooter's average velocity for the interval 0-4 s ?
March 5, 2012

physics
A race car accelerates from 0.0 m/s to 30.0 m/s with a displacement of 45.0 m. what is the car's acceleration ?
March 5, 2012

statistics
P(proportion) is 0.05446, n is 863 and a 90% confidence interval is required. What is this confidence interval?
December 23, 2011

statistics
3. Nationally, the distribution of weapons used in robberies is as shown in the table along with the weapon used in 1652 robberies on school property. Weapon Overall 1652 Robberies Gun 0.42 329 Knife 0.09 122 Strong-arm 0.40 857 Other 0.09 344 Does the distribution of weapons ...
December 23, 2011

Calculus
Find all points on the curve here the slope is 1 y = x^4 - 31x + 11
October 13, 2011

Calculus
Find all points on the curve where the tangent line is horizontal y = (x^6/6) - (x^2/2) + 1
October 13, 2011

Calculus
Find the indicated limits. If the limit does not exist, so state, or use the symbol + ∞ or - ∞. f(x) = { 2 - x if x ≤ 3 { -1 + 3x - x^2 if x > 3 a) lim 3+ f(x) x->3 b) lim 3- f(x) x->3 c) lim f(x) x->3 d) lim ∞ f(x) x->3 e) lim -∞ f...
October 8, 2011

Calculus
Find the constant c so that lim [x^2 + x + c]/[x^2 - 5x + 6] exists. x->3 For that value of c, determine the limit. (Hint: Find the value of c for which x - 3 is a factor of the numerator.)
October 8, 2011

Algebra
logx4 = 1/3
September 29, 2011

Algebra
(log base 2, cube root of 2) log2(2^1/3)
September 29, 2011

Algebra
ln x^2(x+1)/x+2 Write in terms of ln(x), ln(x+1), and ln(x+2)
September 29, 2011

Math
ln x^2(x+1)/x+2 Write in terms of ln(x), ln(x+1), and ln(x+2) is the correct steps this? lnx^2 + ln(x+1) - ln(x+2) = 2lnx + ln(x+1) - ln(x+2)
September 29, 2011

Math
log4x^4 + log4^2 = 3 Solve the logarithmic equation.
September 29, 2011

Math
1/2z - 1/4w = 1/6 1/2z + 1/4w = 1/6 Solve the system of equations algebraically.
September 29, 2011

calculus
consider the initial value problem dy/dx=y^2+1, y(0)=0. estimate y(2) 1) use h=1 to compute your estimate I got x1=1 x2=2 y=1=1 y2=3 2)use h=1/2 to compute your estimate I got x1=1/2 x2=1 x3=1.5 x4=2 y1=1/2 y2=9/8 y3=289/128 y4=5.306671143 3) use h=1/8 to compute your answer ...
March 21, 2011

science
I know but it doesn't say the butterfly's exact predators. It repeats itself twice. Sorry.
February 24, 2011

science
Thank you but i need help on a specific butterfly called the HOLLY BLUE BUTTERFLY.
February 24, 2011

science
Oh! Do they eat nectar?
February 24, 2011

science
I am researching on a butterfly named Holly Blue. I know they live in gardens and woodlands. I need help because I want to know what dangers they might face in a GARDEN that they need to avoid, what creatures they might encounter and what they can find in the garden the ...
February 24, 2011

College Chemistry
the answer is correct....thnks
November 19, 2010

chemistry
If 50.0 g of NaCl is mixed with 100.0 g of water at 80.0 °C, how much will not dissolve?
October 19, 2010

history
I don't understand "What is the Third Estate?" by Abbe Sieyes. I am supposed to answer some questions on it, but i don't know how i can do that when i am not sure what he is saying.
April 18, 2010

chem
i forgot how to figure out percent composition, can anyone help me out?
April 11, 2010

chem
i forgot how to figure out percent composition, can anyone help me out?
April 11, 2010

history
i need good references for political groups during the russian revolution
April 8, 2010

Chem.
can anyone give me a good web site to review Alcohols Aldehydes o Ethers o Ketones o Carboxylic acid o Esters o Amines o Amides
March 31, 2010

chemistry
Using the Hybridisation theory, please account for the observed bonding pattern in the following molecules: Cl Cl H | | | C - C H-C-C(triple bond)C-H | | | Cl Cl H
March 2, 2010

History
i need a good website to find stuff on catherine the great
February 22, 2010

social studies
Thomas Jefferson
February 10, 2010

social studies
what are the main sources of fresh water in the united states? how do people use this natural resource?
September 20, 2009

social studies
how are coastal plains and the interior plains different
September 20, 2009

social studies
how are coastal plains and the interior plains alike
September 20, 2009

pre calc need help
4x +2/3-3/4 =1/2 or, when you combine 2/3 and -3/4, 4x-1/12=1/2 It's saying that you get 1/2 if you multiply a certain number by 4, then subtract 1/12 from it. You want to find the number itself, so peel away all of the operations you performed on it: ADD BACK THE 1/12: 4x...
April 29, 2009

math
Find the volume of a spherical water tank that is 18 feet in diameter. Use 3.14 for pi. Round to the nearest hundredth.
December 21, 2008

math
1 1/8
December 21, 2008

math
The diameter of a sphere is 2 1/4mm. Find the radius.
December 21, 2008

MATH
15%
December 21, 2008

MATH
USE THE FORMULA: A=P+I.P, WHERE A IS THE VALUE OF THE INVESTMENT IN ONE YEAR, P IS THE ORIGINAL INVESTMENT, AND I IS THE INTEREST RATE FOR THE INVESTMENT. FIND THE INTEREST RATE FOR AN ORIGINAL INVESTMENT OF $3,000 WHICH HAD A VALUE OF $3,450 AFTER ONE YEAR.
December 21, 2008

S.S
how tall is shaq
November 25, 2007

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