Saturday
December 10, 2016

# Posts by ASHLEY

Total # Posts: 3,362

Algebra
Which equation is the equation of a line that passes through (-10,3) and is perpendicular to y=5x-7 A)y=5x+53***** B)y=-1/5x-7 C)y=-1/5x+1 D)y=1/5x+5 Am I correct Please explain
December 9, 2016

Geometry
In the figure, (AC) ??(AB). Find the value of y in terms of x. If the vertex angle of an isosceles triangle is y and the exterior angle ABE is 3x+20. Answer: y= 6x-140 Pls explain it to me how they get the answer.
December 9, 2016

Geometry
Point A(-5,-40) is rotated 90 degrees counterclockwise about the point (-2,-3). What are the coordinate of A' after the rotation? Answer: A'(-1,-6) Please explain how they got the answer.
December 8, 2016

Algebra
A baseball player hits a foul ball straight up in the air from a height of 4 feet off the ground with an initial velocity of 85 feet per second. When is the ball 110 feet off the ground?
December 7, 2016

Algebra 1B
Aww. Thanks Guys! I really appreiciate it.
December 2, 2016

Algebra 1B
24. Solve the system of equations algebraically. Show all of your steps. Y = x^2 + 2x and y = 3x + 20. Btw this is a workpad problem. I just need to be put in the right direction, on how to do it.
December 2, 2016

AP Physics
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is ?k = 0.27 and the blocks are ...
November 29, 2016

math
@Damon @Steve @Ms. Sue
November 28, 2016

math
he coordinate plane below represents a city. Points A through F are schools in the city. graph of coordinate plane. Point A is at negative 5, 5. Point B is at negative 4, negative 2. Point C is at 2, 1. Point D is at negative 2, 4. Point E is at 2, 4. Point F is at 3, negative...
November 28, 2016

Physics
The active element of a certain laser is an ordinary glass rod 19.5 cm long and 1.04 cm in diameter. If the temperature of the rod increases by 77.3°C, calculate its increase in length.Calculate its increase in volume. Calculate its increase in diameter. (Use 9.0×10-...
November 17, 2016

Chemistry
In the qualitative analysis scheme, magnesium and nickel precipitate from solution upon the addition of sodium hydroxide. Once separated from the remaining cations by filtration or decanting, the solid mixture is acidified and warmed to dissolve magnesium and nickel cations ...
November 17, 2016

Chemistry
The chief compound in marble is CaCO3. However, marble is readily attacked by acids. a) Determine the molar solubility of marble (that is, [Ca2+] in a saturated solution). b) Determine the equilibrium constant for the overall reaction that occurs when marble reacts with acid. ...
November 17, 2016

English 10
A Contribution to Statistics" 1.Which of the following words best describes the author's view of humanity in "A Contribution to Statistics"? A. Altruistic B. Optimistic*** C. Pessimistic D. Realistic Read the following lines from the poem "A ...
November 17, 2016

Math
A pack with 6 cans of juice costs 3.48. What it the unit price? A.0.49 per can B.0.50 per can C.0.58 per can •• D.0.60 per can
November 17, 2016

history
"the correct answers" IS CORRECT! 4/4 <33 1. D 2. C 3. A 4. A CONNEXUS UNIT 6 LESSON 2
November 16, 2016

Physics
A mass m at the end of a spring oscillates with a frequency of 0.83 Hz . When an additional 770 g mass is added to m, the frequency is 0.65 Hz . Part A What is the value of m? Express your answer to two significant figures and include the appropriate units. Milligrams --> Kg
November 15, 2016

Chemistry
Oxalic acid, found in the leaves of rhubarb and other plants, is a diprotic acid. H2C2O4 + H2O ? H3O+ + HC2O4- Ka1= ? HC2O4- + H2O ? H3O+ + C2O42- Ka2 = ? An aqueous solution that is 1.05 M H2C2O4 has pH = 0.67. The free oxalate ion concentration in this solution is [C2O42...
November 15, 2016

Geometrical progration
the 6 term of a G.P is 2000 its common ratio is 10 find the first term?
November 11, 2016

Physics
A 24.5-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 87.5 N and is directed at an angle of 30.0° above the horizontal. Determine the coefficient of kinetic friction. µk=
November 7, 2016

chem
If you want to increase the pH of the stomach from 1 to 2 using an antacid tablet, how many grams of CaCO3 will be required to change the pH value? Assume the acid is HCl and you have a 1L stomach value
November 7, 2016

American Government
"In politics, a political party acts as a 'bonding agent' to ensure the good performance of it's candidates and elected officeholders." USE THE QUOTATION TO ANSWER THE QUESTION 1. How do parties typically ensure the good performance of their candidates? A...
November 7, 2016

Physics
An airplane has a mass of 2.8×106 kg , and the air flows past the lower surface of the wings at 81 m/s . Part A: If the wings have a surface area of 1100 m2 , how fast must the air flow over the upper surface of the wing if the plane is to stay in the air? Express your ...
November 4, 2016

Physics
Why may someone not be able to cooled by evaporation?
November 3, 2016

Physics
Assume a person expends mechanical energy at a rate of 450 W. If they were 15% efficient, what would be the rate at which he/she generates waste heat energy?
November 3, 2016

Biophysics
Assume a person expends mechanical energy at a rate of 450 W. If they were 15% efficient, what would be the rate at which he/she generates waste heat energy?
November 3, 2016

English
Who is the legendary Arthur, and what did he do to become king of England?
November 3, 2016

Chemistry
At a certain temperature, 0.885 mol of N2, and 2.654 mol of H2 are placed in a container. N2+3H2=2NH3 At equilibrium, there is 0.823 mol of NH3 present. Determine the number of mol of N2 and H2 that are present when the reaction is at equilibrium. Answer in moled of N2 at ...
November 2, 2016

Math, Precalc
Sue rides her bike at a rate of 15 mph to May’s house 5 miles away. Then Sue and May walk to a park 2 miles away at a rate of 3 mph. What was Sue’s average speed for the entire trip?
November 2, 2016

Math
What is the distance from kite C to fishing hook E
October 31, 2016

English-help!
As used in the poem, the phrase "parlor generals" suggests those who (1)lead naturally (2)ignore advice (3)follow carefully (4)avoid participation I chose 4. Am I right?
October 30, 2016

Math
Ashley made an pie with a diameter of 25 cm. She cuts the pie into 6 equal slices. What is the area of each pie?
October 29, 2016

Physics
Three children are riding on the edge of a merry–go–round that is 84 kg, has a 1.40–m radius, and is spinning at 20.0 rpm. The children have masses of 21.0, 24.0, and 29.0 kg. If the child who has a mass of 24.0 kg moves to the center of the merry–go–...
October 27, 2016

Math
Gina and Maggie working together can do their MI-4 project in 24 hours. If Gina works alone for 8 hours and Maggie then finishes the job in 30 hours, how many hours would it take each working alone to do the project? [Assume both work at a constant rate].
October 24, 2016

Math
-0.3? I did a question before and it was Estimate f(2.9) given that f(3)=5 and f′(3)=4. And the answer was 4.6
October 23, 2016

Math
Estimate f(5.9) given that f(6)=5 and f′(6)=3.
October 23, 2016

Physics
Well from 80 to 70 to 60 is three twenty seconds. 20+20+20=100 (one minute) so from 60 to 50 is 20 seconds. Answer: It will take 20 seconds to cool from 60 degree Celsius to 50 degree Celsius.
October 20, 2016

THE RIGHT ANSWER IS B The answer is NOT C because Louisiana is in the south east not the west and Americans would not just be able to sell regions,down in Louisiana you have to study the history of that state and its really interesting you get to learn about How it once wants ...
October 19, 2016

Math
If i remember how to do this correctly than it would be 3260 because 8 is closer to ten so you round up.
October 19, 2016

Math
8 is in the ones place 5 is in the tens place 2 is in the hundreds place 3 is in the thousands place
October 19, 2016

Physics
Well we know that Partial Pressure means the pressure that would be exerted by one of the gases in a mixture if it occupied the same volume on its own.
October 19, 2016

physices
Well we know that Partial Pressure means the pressure that would be exerted by one of the gases in a mixture if it occupied the same volume on its own.
October 19, 2016

chemistry
Okay. First make your balanced equation: Zn+2HCL-->ZnCl2+2H Now. there is excess HCL. That means Zn is your limiting reactant. So the find out zinc chloride in your stoichiometry you must use Zn. The work: g ZnCl2=(20 g Zn)(1 mole Zn/65.39g)(1 mole ZnCl2/1 mole Zn)(136.29g ...
October 19, 2016

N New York W California E Florida S
October 19, 2016

calculus
first of all you dont need () those for the five so that's one, and you dont need the () for the 1/x your problem should look like this y=5(3+e^1x) either that that idk
October 19, 2016

Social Studies
21. The committee of five. Congress picked a committee to write a declaration explaining why the colonies wanted independence. It had three purposes; a theory of government, a list of complaints, and a declaration of war. Remember to use RACE: Restate, Answer Cite Explain.
October 19, 2016

How does the mother's use of Spanish reflect an important part of her character?
October 19, 2016

Physics
Block B has a mass of 4.50kg and is moving to the left at a speed of 4.50m/s. Block A has a mass of 6.50kg and is moving to the right. The two blocks undergo a perfectly inelastic collision. What should the velocity of the Block A be in order to have the two blocks move to the...
October 14, 2016

Language Arts
"I am a citizen of the world" is a key line in the story "When Greek Meets Greek." What does this line mean to you? Explain how this line fits the events of this story or another selection in this unit. Include details to support your explanation. Can you ...
October 14, 2016

Physics
Two men pushing a stalled car generate a net force of +699 N for 7.13 s. What is the final momentum of the car?
October 13, 2016

pre cal
A number of cells decreases by 36% every 9 hours. By what percent does it change every 1 hr... 40 mins...2days
October 9, 2016

Physics
When an 84.7 kg adult uses a spiral staircase to climb to the second floor of his house, his gravitational potential energy increases by 2.00E+3 J. By how much does the potential energy of a 17.3 kg child increase when the child climbs a normal staircase to the second floor?
October 5, 2016

Physics
Suppose a 356–g kookaburra (a large kingfisher bird) picks up a 65.0–g snake and raises it 2.30 m from the ground to a branch. How much work did the bird do on the snake? How much work did it do to raise its own center of mass to the branch?
October 5, 2016

Math
Use the diagram below. Write an equation using the angle measures shown. Then, find the measures of LAVB and LBVC
October 5, 2016

Math
What is 7over N equall to 28 over 48
October 5, 2016

Math
Working alone, it takes Leeann 30 minutes to clean the back yard. Mandy can clean backyard in 25 minutes . If they worked together how long would it take them to clean the yard?
September 29, 2016

Math
2 liters of cleaning solution is 65% ammonia. How much water must be added to dilute it to a 40% soulition?
September 29, 2016

Math
Kelly has 525 red, green, blue balloons. She has 4 times as many green balloons as red balloons. She has half as many blue balloons as green balloons. What is the value of r, the number of red balloons?
September 26, 2016

Math
Sophia has a total of 32 pictures. She has 17 pictures that are 5 millimeters wide. The rest of her pictures are 6 millimeters wide. What is the value of w, the total width of all of Sophia's pictures?
September 26, 2016

Biochem
You prepare a 1L solution of 0.5 M imidazole. (pKa= 7.05). Calculate the pH of the solution after you add 0.1 moles of HCl. I need to create an ICE table. I also know I need to use the Henderson- Hasselbalch equation but I'm confused on what to plug in.
September 23, 2016

Physics
A painter of mass 80.0 kg stands on a platform of mass 75.0 kg and pulls on two ropes which hang over pulleys, as shown. He pulls each rope with a force of 400.0 N. Assuming a coordinate system where +y is up, calculate the y-component of the acceleration ay. ay can either be ...
September 21, 2016

Math
I think it's 9
September 21, 2016

Physics
An athlete performing a long jump leaves the ground at a 27.1 ∘ angle and lands 7.73 m away. 1). What was the takeoff speed? Express your answer using three significant figures and include the appropriate units. 2).If this speed were increased by just 3.0%, how much ...
September 16, 2016

trigonometry
what is the appropriate approximation of cot^-1 27
September 14, 2016

trigonometry
The shadow of a vertical tower is 65 ft long when the angle of elevation of the sun is 35 degrees. Find the height of the tower
September 14, 2016

Economics
Do you think a nation’s output should be distributed according to income or according to some other standard (such as basic human need)? Explain your answer.
September 13, 2016

Introduction to algebra
144 is the product of 9 and Holly's height . Use the variable h to represent Hollys height
September 12, 2016

Chem
Where is the NO3 and KCl?
September 11, 2016

Chem
Enter the net ionic equation, including phases, for the reaction of AgNO3(aq) and KCl(aq).
September 11, 2016

Math
Consider the graph of the parabola ​f(x)equals=x squaredx2. For xgreater than>0 and hgreater than>​0, the secant line through​ (x,f(x)) and ​(xplus+​h,f(x+h)) always has a greater slope than the tangent line at​ (x,f(x)). Choose the ...
September 10, 2016

Chemistry
September 10, 2016

Physics (Help Plz)
Ilya and Anya each can run at a speed of 8.00 mph and walk at a speed of 3.50 mph . They set off together on a route of length 5.00 miles . Anya walks half of the distance and runs the other half, while Ilya walks half of the time and runs the other half. 1) Find Anya's ...
September 9, 2016

NAVL Science (help)
Apparently the equation relationship is : P(vac) = P(atm.) - P(abs) But I need help to find the answers
September 8, 2016

NAVL Science (help)
The USS Ronald Regan's (CVN 76) barometer reads 30.14 in-hg. A vacuum gage at the port main condenser reads 18.25 in-Hg. What is the pressure relationship for this gage? What is the absolute pressure, in Psia, for the port main condensor?
September 8, 2016

SAT Prep's
A survey asked students from grades 8 and 9 about their favorite sport. The table contains data from the survey. Baseball Basketball Football Hockey Soccer Grade 8 8 2 12 3 5 Grade 9 6 3 10 2 4 The percentage of 8th grade students who said football is their favorite sport is...
September 4, 2016

Math problem soving
Ok if someone can help me understand I greatly appreciated. I want to know how this is the answer the numbers in table I know answer is day 6 but the pattern?. I got it wrong in my exam. The teacher explained it to me but I still don't get it. On July 5,in the area around ...
September 1, 2016

Math
PLEASE HELP! If 1 is the square root of dividing-OH FORGET IT IM SEXY AND YAAAAAS WERK IT
September 1, 2016

Math question for Steve
Hi Steve you answered on my question regarding bigfoot call I can see on the six day but what is the pattern tof get to six day . The numbers of calls total
September 1, 2016

Math problem soving
Ok if someone can help me understand I greatly appreciated. I want to know how this is the answer. I got it wrong in my exam. The teacher explained it to me but I still don't get it. On July 5,in the area around center village,there was great excitement. Six different ...
August 31, 2016

SS
How did United domestic policy boost production during the war?
August 25, 2016

Ss help pls don't have a lot of time
What country on the Arabian peninsulas has the highest lireracy rate? A- Kuwait B-Yemen<<<<< C-Tunisia D-Algeria
August 22, 2016

SS
Which reason best explains the motivation for American expansionism?
August 19, 2016

Science
how does an individual’s genetic makeup interact with nutrition, smoking
August 17, 2016

Life Orientation
1: Define inhumane farming methods 2: Give at least three examples of inhumane farming methods and motivate why you regard them as inhumane 3: Suggest and motivate at least four ways by which these farming methods could be made humane
August 16, 2016

Art Help plzs
which word means to influence someone in a positive and exciting manner?
August 14, 2016

algebra
i didn't mean to add that sorry
August 10, 2016

algebra
1.) The volume of a rectangular box is 64 ft3. If the width is 3 times longer than the height, and the length is 9 times longer than the height, find the dimensions of the box. Define your variables then show all work using the equation editor. Write a sentence that explains ...
August 10, 2016

algebra
what typo?
August 10, 2016

Psychology
1.The rational style of learning sometimes conflicts with the traditional school environment. Could a school be created that takes advantage of the characteristics of the rational style? How? Are there types of learning for which the analytical style is clearly superior? 2....
August 9, 2016

Math calculus
An ice cube is 3 by 3 by 3 inches is melting in such a way that the length of one of its side is decreasing at a rate of half an inch per minute. Find the rate at which its surface area is decreasing at the moment when the volume of the cube is 8 cubic inches
August 7, 2016

Algebra
Sara can write a paper in 5 hours and Jasmin takes 7 hours. How long will it take the two of them writing together?
July 12, 2016

Algebra
Y=7X-16, 7X+ Y=3 are these lines perpendicular, parallel, or neither
July 6, 2016

Math
What is the least number possible with 5 in the thousand place , use the digits 4 5 6 7
June 28, 2016

ALGEBRA
A motorist drove 180 mi before running out of gas and walking 6 mi to a gas station. The motorist's driving rate was twelve times the walking rate. The time spent walking was 3 h less than the time spent driving. How long did it take for the motorist to drive the 180 mi?
June 25, 2016

algebra
As part of a conservation effort for a lake, 70 fish were caught, tagged, and then released. Later, 80 fish were caught from the lake. Four of these 80 fish were found to have tags. Estimate the number of fish in the lake.
June 25, 2016

Pre-Cal (Help Plz)
[Note: I've attempted these problems 4 times and I haven't been able to get any of them correct. I really need help with this, please.] Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. ...
June 22, 2016

Physics
0.255 kg catcher is attached by a 45.0 cm long massless cable to a frictionless axle. The catcher is initially at rest. A 0.144 kg ball with a radius of 0.0875 m rolls without slipping from a height of 1.25 m and is captured by the catcher. For a solid ball, I = (2/5)MR2. (a) ...
June 21, 2016

Pre-Cal: Domain (cont.)
I figured out problems 1-7, arithmetically (thank you all for the help on that) But not number 8: f(x)=5/x , g(x)=7/(x+7) #7). Find (f/g)(x) Answer ==> [5(x+7)]/[7x] #8). Find the domain of (f/g)(x). (enter your answer using interval notation)
June 9, 2016

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