Monday
September 26, 2016

Posts by taylor

Total # Posts: 1,824

physics
Block A (Mass = 5.195 kg) and Block B (Mass = 3.330 kg) are attached by a massless string as shown in the diagram. Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over (you guessed it) a frictionless, massless pulley...
September 21, 2016

Science
The density of steel metal is 7.81g/cm3.
September 20, 2016

physics
Two ropes are pulling upward on a large crate. The weight of the crate is 458 N. The tension in the left rope is the same as the tension in the right rope.If the crate is accelerating upward at a rate of 1.95 m/s2, and the tension in the two ropes is the same, what is the ...
September 19, 2016

physics
Determine the direction of frictional forces (left, right, up down) for the objects: 1) A cup resting on top of a car. The car is moving and accelerating to the right. 2) A block being pushed to the right up an incline. 3)A block being placed at the middle of an incline (slope...
September 14, 2016

Math
Create a story problem (scenario) that could be solved using the expression:1 1/2
September 13, 2016

Alg
A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore.
September 10, 2016

Alg
Find a reasonable domain and range for each function- A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore
September 10, 2016

Alg
A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore.
September 10, 2016

Alg 1
To earn a B in your Algebra class, you must achieve an unto under test average between 84 and 86 (inconclusive). You scored 86,85, and 80 on the first three tests of threading period. What possible scores can you earn on the fourth and final test to earn a B in the course?
September 7, 2016

American Government
Oh okay thank you
September 4, 2016

American Government
Or would it be A since the national and state share power
September 4, 2016

American Government
Would it be D?
September 4, 2016

American Government
why does federalism create tension between state and national governments? A.) Both national and state governments share power. B.) state and local governments have no support from national government C.) states are not able to work with each other D.) the national government ...
September 4, 2016

American government
How does the 10th amendment shown below demonstrate a constitutional provision for limiting government? The powers not delegated to the United States by the Constitution, nor prohibited by it to the states, are reserved to the states respectively, or to the people. A.) It ...
September 1, 2016

American government
1. Was c not D
September 1, 2016

American government
Thank you so much
September 1, 2016

American government
1.) Which of the following is true about the formal amendment process for the Constitution? A.) Any citizen may propose an amendment. B.) only Congress may propose an amendment. C.) both houses of Congress must pass a resolution to propose an amendment. D.) the president can ...
September 1, 2016

college physics
A student observes 30 waves traveling down a string in a lab experiment. It takes 10 seconds for the waves to all go by. What is the frequency of the waves (in Hz)?
July 25, 2016

College physics
Please help me... I have no idea where to begin...A tone of 4000 Hz is being played on a tuning fork. You run toward the tuning fork at 5 m/s. What frequency do you hear? Take the speed of sound to be 343 m/s.
July 25, 2016

Economics - PLEASE HELP
We don't have a text. It's an online class and we never learned any of this. Thanks, though.
July 13, 2016

Economics - PLEASE HELP
So.. Here's my second try: 1. C 2. A 3. B 4. A 5. B Are these right?
July 13, 2016

Economics - PLEASE HELP
Homework Help: Economics PLEASE CHECK MY ANSWERS! 1. The MAIN advantage to a corporation is.. A. Ease of entry B. Limited liability for the owners C. Dividends all go to one person D. Owners share managerial duty E. All of the above (My answer: E) 2. The MAIN advantage to a ...
July 13, 2016

physics
A conductor of length 2m carries a current of magnetic field of magnetic flux density 0.5T. The maximum force acting on it is ?
July 12, 2016

math
volume of equilateral triangle with and area of 6 sq inches and height of 15 inches
July 11, 2016

Math
Find the future value of an ordinary annuity of $70 paid quarterly for 5 years, if the interest rate is 10%, compounded quarterly. (Round your answer to the nearest cent.)
June 29, 2016

stats
1. Suppose that you are taking a quiz of 6 multiple- choice questions (the instructor chose the questions randomly), each question having 6 possible responses. You did not study at all for the quiz and will randomly guess the correct response for each question. The random ...
June 27, 2016

Travel and Tourism
What is the most successful marketing strategy for Travel Agents and Tour Operators?
May 29, 2016

Math
How do I use the distributive property to rewrite the math problem 5(4 - y?
May 28, 2016

Math
Rhonda bought a new jacket that originally cost $80. It was on sale for 20% off. The store charges a 6% sales tax. what is the total cost for jacket?
May 10, 2016

Chemistry
A 0.18 g sample of unknown was placed in a flask and dissolved in 125 mL of deionized water. A solution of HCl (0.13 M) was used to titrate the sample, and 16 mL was required to reach the endpoint. What is the formula weight of the unknown?
April 24, 2016

Algebra
Please help ASAPPP!!!! I have no idea how to even start on this! f(x)=9x^3+2x^2-5x+4 and g(x)=5x^3-7x+4. What is f(x)-g(x)? Show all of your steps and wrote your final answer in factored form. If someone could help me work through this problem that would be great!
April 20, 2016

physics
Two electrically-charges spheres are suspended from insulated threads a certain distance from each other. There is a certain amount of electrostatic force between them. Describe specifically (not just increase or decrease) what happens to this force in each of the scenarios ...
April 9, 2016

History
C: the value of paper money decreased, leading to inflation
April 4, 2016

Math
Company A charges $5 plus $0.10 per kilometre, company B charges $1 plus $.50 per km how far could you go and still pay less then company A? you need to use a inequality is what the teacher said
April 3, 2016

Science
The water in a puddle has a mass of 1500 grams. The sun comes out and the puddle evaporates. How many grams of water vapor enter the air from the puddle?
March 31, 2016

Math
What is the largest whole number that will round up or down to 900900900 if we're rounding to the nearest hundred
March 22, 2016

Math
please show me how to do this... A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Show your work. Sn:   12 + 42 + 72 + . . . + (3n - 2)2 = n(6n^2-3n-1)/2 Also, please show ...
March 14, 2016

chemistry
at certain altitude in the upper atmosphere, the temperature is estimated to be -100 degree celsius and the density just 10^-9 that of the earth's atmosphere at STP. Assuming a uniform atmosphere at STP. Assuming a uniform atmospheric composition, what is the pressure, in ...
March 14, 2016

calculus
Find the point on the line –3x+4y–5=0 which is closest to the point (0–5)
March 10, 2016

Math
Eric's notebook has 30 pages he wants to number all the pages beginning with 1 how many digits will he write when he writes in his notebook
March 9, 2016

Chem
The three substances that can reduce Ag+ to Ag, but will not reduce Sn2+ to Sn are Zn Pb H2 Mg Cu I2 Al Ca
March 1, 2016

chemistry
The three substances that can reduce Ag+ to Ag, but will not reduce Sn2+ to Sn are Zn Pb H2 Mg Cu I2 Al Ca
March 1, 2016

Finite
Kane Manufacturing has a division that produces two models of hibachis, model A and model B. To produce each model A hibachi requires 3 lb of cast iron and 6 min of labor. To produce each model B hibachi requires 4 lb of cast iron and 3 min of labor. The profit for each model ...
March 1, 2016

Algebra
The lighting for a billboard is provided by solar energy. If 6 energy panels generate 10 watts of power, how many panels are needed to provide 550 watts of power?
March 1, 2016

Chemistry
The three substances that can reduce Ag+ to Ag, but will not reduce Sn2+ to Sn are Zn, Pb, H2, Mg, Cu, I2, Al, Ca
February 29, 2016

Calculus
thank you very much! It has taken me almost 2 hours to do this
February 26, 2016

Calculus
Water is leaking out of an inverted conical tank at a rate of 13500.0 cubic centimeters per min at the same time that water is being pumped into the tank at a constant rate. The tank has height 12.0 meters and the diameter at the top is 5.5 meters. If the water level is rising...
February 26, 2016

Chemistry
2NO + O2 yield 2NO2 Suppose that a particular moment during the reaction nitrogen monoxide (NO) is reacting at the rate of 0.074 M/s -1. At what rate is NO2 being formed?
February 10, 2016

algebra
The sum of two and the product of one and a number xx.
February 8, 2016

Physics
How do you calculator the percent error from a graph?
February 5, 2016

Physics
What would the percent error of the experimental value of g be if the accepted value is 9.8 m/s^2? The slope equation is y=.5001430132x-.0109639087
February 5, 2016

Physics
What would the experimental value of g be if the slope of the graph represents 1/2 g and the equation is y=5.00x-.0109639087
February 5, 2016

Algebra 2
I'm sorry I don't really get matrices, but can you please walk me through the steps of algebraically doing elimination if you know what that is.
January 29, 2016

Algebra 2
Solve each system. x-4y-6z=-34 -7x+5y-7z=-24 z=5x-7y+18 These are my answers below but I know that they are wrong: x=-3894 y=-112852 z=-107,509,144 I have tried to solve this system probably 10 times, and still not getting an answer that checks back into the original equation...
January 29, 2016

Chemistry 102
Using your average value for Kc (6.92x10^2) and the concentrations provided for the reactants (0.00111mol/L for both), determine the absorbance expected when a 16.00mL of Fe3+ is reacted with 10.00ml of SCN and measured in a 1.00cm cuvette.
January 27, 2016

Math
4e^(-.03x)-7=13
January 13, 2016

Algebra
A=Lw P=2L+2w 400=2L+2w 400-2L=2w -2L=-400+2w L=200-w A=(200-w)(w) A=200w-w^2 A=-w^2+200 -b ----- = 2a -200 -------= 2(-1) -200 ------- = -2 100 Y=400-100 Y=300 So the. Would the length for each side of the rectangle be 50 and the width be 150?
January 12, 2016

Algebra
You have 400 feet of fencing to enclose a rectangular plot. Find the length and width of the plot that will maximize the area. What is the largest area that can be enclosed? I'm not sure how to start. We haven't learned this yet in class.
January 12, 2016

Math log equation
5^2x+20*5^x-125=0
January 11, 2016

Math log help
Log3(x)=log9(6x)
January 11, 2016

Math
Yes
January 11, 2016

Math
10^3x-8=2^5-x
January 11, 2016

Math
Log3(x)=log9(6x)
January 11, 2016

Math logs
10^3x-8=2^5-x
January 11, 2016

Algebra logs please help
Log3(x)=log9(6x)
January 11, 2016

chemistry
Mno4- + So3-2 = Mno2 + sO4-2 (in neutral solution,but H+ ions will appear in the final question) solve this redox reaction and give me the method also Thank you
January 10, 2016

Math
what are the inputs of the following funtions {(-3,2),(-4,2),(8,3),(7,1)}
November 20, 2015

college algebra
The rodent population in a city is currently estimated at 70,000 and is growing according to the Malthusian model. If it is expected to double every 3 years, when will the population reach one million? (Round your answer to one decimal place.)
November 12, 2015

Calculus
You need to do the fencing of two side by side areas with 102 meters of wood fencing. What is the maximum area that you will be able to enclose?
October 25, 2015

Math
Simplify 3^2 x 5^-3 x 2 Divided by 2^-8 x 3^5 So confused!!
October 20, 2015

Physics
A ship sets sail from Rotterdam, The Netherlands, heading due north at 5.00 m/s relative to the water. The local ocean current is 1.54 m/s in a direction 40° north of east. What is the velocity of the ship relative to the earth?
October 1, 2015

Physics, math
What is the answer to this? I don't understand how to solve it. 1.2 = 4.6 tan 50 - 4.9 (4.6^2)/(x^2 cos^2 50)
September 27, 2015

Physics
A basketball player shoots a free throw at a 50 degree angle. Assume the ball is released at a height of 1.8 meters, the hoop is 3 meters off of the floor and 4.6 meters away from the shooter. With what velocity should the player release the ball to hit nothing but net? I have...
September 27, 2015

Physics
A basketball player shoots a free throw at a 50 degree angle. Assume the ball is released at a height of 1.8 meters, the hoop is 3 meters off of the floor and 4.6 meters away from the shooter. With what velocity should the player release the ball to hit nothing but net?
September 27, 2015

english help please!!
I think the reason that she never read the novel is because the teacher gives you only one chapter at first so that you can try to guess the theme of the novel.
September 23, 2015

Math
A car travels 480 miles on 15 gallons of gasoline. How many miles does the car travel per gallon? My work Myself shows the answer is 32 mi/gal
September 17, 2015

History
Strong Monarchs and large nation-states in the 1400 helped to? A.increase interest in exploration B.overthrow the bristish empire C.decrease the demand for spices D.make all Europeans wealthy I think its b but please help
September 2, 2015

Math
A bag contains 5 red, 7 yellow, 8 green markers. What is the p(two green markers) will be chosen if the markers are not replaced as they are chosen?
September 1, 2015

Math
What is the circumference of a circle with a point at the center located at (7,5) and a point of the edge (7,12)? Tell me how you can find the answer!
August 31, 2015

Math
Kevin is riding a bike with a 1.5 feet diameter. If the tire makes 100 rotations, how far has Sherry traveled? don't tell me the answer show me how you can find the answer?
August 30, 2015

Math
What is the probability of rolling two dice and getting 3 and a 6? and could you explain how you would get the answer?
August 27, 2015

Algebra
Alexis bought x boxes of cereal for $3 each, including tax, and paid with a $20 bill. Which expression represents the total amount of change she should receive. Whats the answer?
August 25, 2015

Maths
How much pure alcohol has to be added to 400ml of a solution containing 15% alcohol to change the concentration of alcohol in the mixture to 32%?
July 7, 2015

math
60kg
July 6, 2015

Physics
A 5.0cm tall object is placed 16cm from a convex lens with a focal length of 8.4cm. What are the image height and orientation?
May 19, 2015

physics
a convex mirror has a focal length of -10.0cm. what is the image position for an object that is placed l20.0cm from the mirror?
May 19, 2015

physics
marco pushes a stalled car 20 meters with a constant force of 500N in 50 seconds. Calculate the average power marco required to move the car.
May 19, 2015

physics
how much work is done lifting a 75 kg child 1.75m?
May 19, 2015

physics
In a tug of war match, each side pulls with a force of 500N, but the rope does not move. How much work is done?
May 18, 2015

Chemistry - Equilibrium
(h) If a catalyst was added to the reaction, which quantities would change? (Select all that apply.) - the potential energy of the products - the potential energy of the reactants - the potential energy of the activated complex -the activation energy for the reverse reaction...
May 17, 2015

physics
a car rounds a curve with a radius of 45.0 m at a speed of 22.0 m/s. What is the centripetal acceleration of the car? please show work
May 15, 2015

Trig Identities
Thank you so much! I understand it now.
May 12, 2015

Trig Identities
Prove the following identities: 13. tan(x) + sec(x) = (cos(x)) / (1-sin(x)) *Sorry for any confusing parenthesis.* My work: I simplified the left side to a. ((sinx) / (cosx)) + (1 / cosx) , then b. (sinx + 1) / cosx = (cos(x)) / (1-sin(x)) I don't know how to verify the ...
May 12, 2015

Math
Give three additional polar coordinate pairs for the Point B: (-3,2π/3). -2 < π < 2
May 12, 2015

Math
A 12 foot-high pole casts a 9 foot long shadow, at the same time of day, what would be the length of a shadow cast by a 45 foot-long tree
April 7, 2015

Physics. URGENT Help Please
The last question is. 355 nm b/c 440/1.24= 355 but I still need help on the other questions please
April 2, 2015

Physics. URGENT Help Please
What is the separation of colors in a rainbow produced by? (Points : 1) different diffraction for different wavelengths different interference for different wavelengths <--- different refraction for different wavelengths difference in total internal reflection for ...
April 2, 2015

science
atom has three different atom.What was it? proton.
March 25, 2015

Statistics
The Economic Policy Institute periodically issues reports on wages of entry-level workers. The institute reported that entry-level wages for male college graduates were $21.68 per hour and for female college graduates were $18.80 per hour in 2011 (Economic Policy Institute ...
March 23, 2015

Biology
Would an atom of silicon form an ionic bond with an atom of helium? Why or Why not?
March 8, 2015

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