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August 22, 2014

Posts by THOMAS


Total # Posts: 559

Maths
What is the answer to the following using sicentific calculator 64-1/6
November 1, 2010

physics
A 3.0-kg body is initially moving northward at 15 m/s. Then a force of 15 N, toward the east, acts on it for 4.0 s. (a) At the end of the 4.0 s, what is the body’s final velocity? (b) What is the change in momentum during the 4.0 s?
October 26, 2010

Physics
Three blocks, connecting ropes, and a light frictionless pulley comprise a system, as shown. An external force P is applied downward on block A (12Kg). The system accelerates at the rate of 2.5m/s^2. The tension in the rope connecting block B (18Kg) and block C equals 60N. ...
October 25, 2010

Physics
Side note: Since Olaf wasn't moving initially, molaf*Vi2 = 0
October 24, 2010

Language Arts
Thanks
September 29, 2010

Language Arts
What are the appositives in this sentence:Football, a game loved by millions of people, is becoming even more popular.
September 29, 2010

3rd grade
complete to show how you can find the sum by making a ten, hundred, or thousand. 9+5=14 9+1+ blank 10+ blank blank 90+50=140 90+10+blank 100+blank blank 900+500=1400 900+100+blank 1000+blank blank
September 29, 2010

cpcc
A 134 N bird feeder is supported by three cables as shown in Figure P4.17. Find the tension in each cable. right cable 1 N left cable 2 Your response differs from the correct answer by more than 10%. Double check your calculations. N
September 28, 2010

cpcc
In Figure P4.30, m1 = 10.0 kg and m2 = 4.5 kg. The coefficient of static friction between m1 and the horizontal surface is 0.60 while the coefficient of kinetic friction is 0.30. Figure P4.30 (a) If the system is released from rest, what will its acceleration be? 1 m/s2 (b) If...
September 27, 2010

cpcc
A frictionless plane is 10.0 m long and inclined at 33.0°. A sled starts at the bottom with an initial speed of 4.30 m/s up the incline. When the sled reaches the point at which it momentarily stops, a second sled is released from the top of the incline with an initial ...
September 27, 2010

trig
HOW DO YOU SOLVE THIS PROBLEM, sin theta>0,cos theta>0
September 21, 2010

geometry
the measure of angle xyz is 140degree what is the value of x (2x+6)degree
September 20, 2010

CP Biology
At what temperate are potassium nitrate and potassium chloride equally soluble?
September 16, 2010

college physics
A car starts has a position (in meters) given by x=kt^3 +2t where k is a constant ans t is in seconds. The velocity (in m/s) of the car at t=1 is:
August 24, 2010

college physics
Each of four particles moves along an x-axis. Their coordinates (in meters) as functions of time (in seconds) are given by: Particle #1: x(t)=2t^2-4 Particle #2: x(t)= -3t-4 Particle #3: -2t^2-4 Particle #4: 2 *[sq. root (t+1)] -4 Which of these particles are speeding up for 0...
August 24, 2010

college physics
An object thrown vertically upward with initial velocity from the surface of the Earth reaches a height H before falling back toward the Earth. If initial velocity is doubled, the object reaches a maximum height equal to ________. Ignore air resistance.
August 24, 2010

math
tropical pools sells an above ground model for p dollars each the monthly revenue for this model is given by the formula R(p)=-0.08p^2+300p revenue is the product of the price p and the demand(quanity sold) a.) factor out the price on the right hand side of the formula b.) ...
August 5, 2010

PSYCHOLOGY
1 a 2 a 3 d
July 17, 2010

chemistry
Thank You, i got it. The answer was 8.7
July 12, 2010

chemistry
When you set up the ICE chart, are you supposed to bring the 0.05 to the product side to give you an equation of x^2 / x - 0.05?
July 12, 2010

chemistry
hello, I can't seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl named Sara,but her answer didn't really help me much because it did not answer the question. What is the pH when enough 0.10 M NaOH Base (in ...
July 12, 2010

chemistry
When you set up the ICE chart, are you supposed to bring the 0.05 to the product side to give you an equation of x^2 / x - 0.05?
July 12, 2010

chemistry
Wouldn't the pH be 7 for the strong acid, not 8? I'm confused....
July 12, 2010

chemistry
hello, I can't seem to solve this question. i tried to look up someone else who may have asked this question. I found this girl named Sara,but her answer didn't really help me much because it did not answer the question. What is the pH when enough 0.10 M NaOH Base (in ...
July 12, 2010

Math problems
solve- 7 x + 2 -- ---- 24 = 12 x over 3 = 224 over 720
July 8, 2010

Calculus
When air expands adiabatically (without gaining or losing heat), its pressure P and volume V are related by the equation PV^{1.4}=C where C is a constant. Suppose that at a certain instant the volume is 530 cubic centimeters and the pressure is 97 kPa and is decreasing at a ...
June 19, 2010

us history
what battle marked the beginnign of U.S involvement in Vietnam
June 7, 2010

Vectors
If |u| = 10, |v| = 8, and the angle formed between them is 60°, then u · v = .
May 28, 2010

Math
The probability that a school bus is late is 0.04. How many times would you expect the bus to be late in a 5-week period?
May 25, 2010

Math
Given the functions f and g below, what is (f o g)(11)? f(x) = x − 20 g(x) = (x − 3)2
May 25, 2010

CALCULUS
A triangle has verticies A(-2.1,3), B(7,8,-4), and C(5,0,2). Determine the area of triangle ABC.
May 23, 2010

calc
A parallelogram has area 85cm squared. The side lengths are 10 cm and 9 cm. What are the measures of the interior angles?
May 23, 2010

algebra 2
There are twenty songs from which a disc jockey can chose five to play on her program. How many different arrangements of songs are possible for the program? Please check my work 20x19x18x17x16
May 21, 2010

algebra 2
Which should be used a permutation or combination? Determine the number of different ways in which a committee of four can be chosen from a group of twelve members?
May 21, 2010

algebra 2
In how many different ways can you roll doubles in a monopoly game when you use two die?
May 21, 2010

algebra 2
if the answer has to be a fraction what would the correct answer be?
May 21, 2010

algebra 2
You roll a red die and a green die. Find the probability of rolling a four on the red die and a three on the green die.
May 21, 2010

algebra 2
If a McBurger employee is expected to work four of the seven days in a week, how many different weekly schedules are possible for the employee?
May 21, 2010

algebra 2
A caterer offers a choice of five desserts from a list of eight for the dessert bar at the prom. How many different groups of desserts could be served?
May 21, 2010

algebra 2
The nurseryman brought six different varieties of trees to plant in six locations in the park. In how many different ways can he plant the trees
May 21, 2010

algebra 2
Two cards are randomly drawn from a standard deck replacing the card after the first draw. Find the probability of drawing a Jack followed by an Ace.
May 21, 2010

algebra 2
The bag contains three red marbles, two blue marbles, and seven yellow marbles. Two marbles are randomly drawn from the bag. What is the probability of drawing a blue marble, replacing it, and then drawing a blue marble?
May 21, 2010

algebra 2
Two cards are randomly drawn from a standard deck without replacing the card after the first draw. Find the probability of drawing a spade followed by a heart. Please type your answer as a fraction.
May 21, 2010

7th grade math
stupids
May 12, 2010

Economics
In general terms, national fiscal policy refers to the way in which a government’s spending and taxation policies are able to influence the economy. Governments tend to use fiscal policy to control aggregate demand, price stability, economic growth and employment. Fiscal ...
May 7, 2010

1st grade math
4x5 5x4 10x2t5 5t10x2
April 8, 2010

corporate finance
Another option discussed by Tom, Jessica and Nolan would be to begin a regular dividend payment to shareholders. how would you evaluate this proposal?
April 5, 2010

Physics
Explain how the following changes in a reaction conditions will affect the position of the equilibrium below. A (g) + B (aq) C (s) + heat 1. The temperature of reaction is raised by 20 degrees C 2. As the reacton progresses, more of the compound B is added to the reaction ...
March 31, 2010

physics
A proton resistor spring system in a magnetic field going out of the page has a mass of proton 1.67*10^-27 kg, a spring constant k=500 N/m and the resistor has r=5Ω. The magnetic field strength is 0.8T. a) When released from rest, calculate the maximum displacement. b) ...
March 30, 2010

physical
A proton resistor spring system in a magnetic field going out of the page has a mass of proton 1.67*10^-27 kg, a spring constant k=500 N/m and the resistor has r=5Ω. The magnetic field strength is 0.8T. a) When released from rest, calculate the maximum displacement. b) ...
March 30, 2010

Chemistry
A mixture of .10 mol of NO, .050 mol of H2 and .10 mol of H20 is placed in a 1 liter vessel at 300 K. The following equilibrium is established. 2 NO + 2 H2 <----> N2 + 2 H20 At equilibrium (N0) = .062 M. What are the equilibrium concentrations of H2 N2 and H20
March 29, 2010

Chemistry
A mixture of .10 mol of NO, .050 mol of H2 and .10 mol of H20 is placed in a 1 liter vessel at 300 K. The following equilibrium is established. 2 NO + 2 H2 <----> N2 + 2 H20 At equilibrium (N0) = .062 M. What are the equilibrium concentrations of H2 N2 and H20
March 29, 2010

8th grade litrature
literary terms in wreck of the hesperus
March 11, 2010

math
Mudder nature
March 9, 2010

MATH214
.022508352%
March 3, 2010

MATH214
2.3cm^3
March 3, 2010

Calculus
A large tank is filled with 200 gallons of pure water. Brine containing 1 pound of salt per gallon is pumped into the tank at the rate of 5 gallon per minute. The well-mixed solution is pumped out at the same rate. (a) Find the number A(t) of pounds of salt in the tank at any ...
November 23, 2009

8th grade
how do I balance equasions in science?
November 22, 2009

Math
How do you do arrays and an expanded algorithm. 23 X 17?
November 16, 2009

calculus
The critical numbers are the values for x in which the function has a horizontal tangent line, so where the first derivative is zero. F1(x)=12x^2-72x+96 0=12x^2-72x+96 0= x^2-6x+8 0=(x-4)(x-2) The critical numbers are x=4 and x=2
November 9, 2009

math
the total cost of hiring a certain plumber is a flat rate of $35 plus $9.50/hr.Write an equation that shows the relationship between the quantities.
November 3, 2009

calculus - antiderivative
can someone help me find the antiderivative of: f'(x) = (x^2-1)/x where f(1)=1/2, and f(-1) = 0 Thanks!
November 3, 2009

math
identify the slope and the y-intercept for 5x + 20y = 60
November 2, 2009

Geography
I Believe U Should get a fairly decent grade
October 24, 2009

spanish
What Does This MEan?? te llams me gusta comer es coreer
October 24, 2009

pre calc
your answer is wrong.... redo the problem and move 1.5 and make it 5.125
October 24, 2009

math
no i knew that part its the rest
October 22, 2009

math
Two corresponding sides of similar polygons are in the ratio of 8:7. If the area of the smaller figure is 512 square meters, what is the area of the larger figure?
October 22, 2009

calculus
thanks for the reply... the question asks me to evaluate the limit using continuity, how do i justify my answer with continuity?
October 13, 2009

calculus
just wondering if someoen could help me with this limit..: lim arctan[(x^2 - 4)/(3x^2-6x)] x->2
October 13, 2009

math
It is a square. B) Its angles are not all congruent. C) Its diagonals are perpendicular bisectors of each other. D) None of the above
October 8, 2009

math
Suppose that a given parallelogram is not a rhombus or a rectangle. Which of the following can you conclude about this parallelogram?
October 8, 2009

math
True or false? In every triangle, the centroid, incenter, and circumcenter are collinear.
October 8, 2009

math
What is the difference between convex polygon and non convex polygon
October 7, 2009

math
Explain the difference between the following pairs of geometric figures: a simple closed curve and a nonsimple closed curve a convex polygon and a nonconvex polygon
October 7, 2009

calculus - limits
can someone help me determine that limit for the following function, as x --> -2? 2 - abs(x) / 2 + x
October 4, 2009

Chem Please HELP!!!!!!!!!!!!!!!
Which of the following bonding patterns DOES NOT happen? C-H-C =C= H-H All of these bonding patterns can happen.
September 30, 2009

math
A class elects two officers, a president and a secretary/ treasurer, from its 12 members. How many different ways can these two offices be filled from the members of the class?
September 28, 2009

math
Suppose that an experiment has four possible outcomes: A, B, C, and D. If P(A) = P(B) = P(C) and P(D) = 2P(A), what is the probability of each event?
September 26, 2009

math
The same car at three different dealerships had a median price of $14,833.02. The mean price was $14,544.43 and the range of prices was $1476.24. What were the three prices?
September 24, 2009

math
84% of what number is 100
September 10, 2009

math
For a set of scores, will the interquartile range always be less than the range? Explain your answer with an example.
August 5, 2009

math
Suppose that you are the chief of maintenance for a large metropolitan hospital. You are trying to decide from what company to buy your next 5-year supply of light bulbs. Would you look to the company whose light bulbs have the greatest mean or the greatest median life? ...
August 5, 2009

math
Convert to standard notation 4.296 × 10^-5
July 20, 2009

math
Write the number in scientific notation. 0.000209 8,724,000,000
July 19, 2009

math
do you think you could explain to me which of these are not a function and why? 1.{(x,y)|y=cosx} 2.{(x,y)|x=y} 3. {(x,y)|y=3^x} 4.{(x,y)|x=3}
July 19, 2009

math
(x^n)/y^(1/2)
July 19, 2009

math
Can a percent of increase be more than 100%? Why or why not?
July 14, 2009

elementry math
Find the LCM of the numbers 24 and 32 by using the prime factorization method.
June 22, 2009

math
Find the LCM of the numbers 24 and 32 by using a. the listing multiples method.
June 22, 2009

math
You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3 Then increase each ...
June 22, 2009

math
You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3 Then increase each ...
June 22, 2009

math
i do but i get 51 and that is not a choice for an answer so i didnt know if the average had soemthing to do with it
June 17, 2009

math
10) A mobile library has 1122 books in its collection. If there are 22 shelves in the library, then how many books, on average, are stacked on each shelf?
June 17, 2009

math
Use front-end estimation with or without adjustment as indicated to find the value of the expression. 4) 10,656 - 3967 (with adjustment)
June 17, 2009

ALgebra
A spinner has five regions numbered 1 through 5. If the spinner is spun 100 times, we would expect about 20 of the outcomes to be Region 1. It can be determined that the spinner is unbalanced if x, the number of outcomes that result in Region 1, satisfies x-20/4 ¡Ý...
May 18, 2009

social studies
who was the leader of the first permanent colony?
April 21, 2009

Business Communication
what is an example of a nonprogrammed decision for clothing manufacturer is
March 31, 2009

9th grade
wat jessica said buddy
February 27, 2009

Algrebra
How do i factor this? t2-16t+64
January 22, 2009

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