Tuesday
July 7, 2015

Posts by Ashley


Total # Posts: 2,986

Calculus
determine the point(s)at which the graph of y^4 = y^2 -x^2 has a horizontal tangent.
October 1, 2012

ECO 372
How does a stimulus program (through the money multiplier) affect the money supply?
September 28, 2012

Physics science
Dana and Gina are pushing on a box. Dana pushes with 250 N of force and Gina pushes with 100 N of force. A. What is the net force if tey both push the box in the same direction. B. what is the net force if they push in the opposite directions?
September 27, 2012

organic chemistry
Why is steam distillation rather than a simple distillation used to isolate eugenol? My answer is because the temperature goes nowhere near their boiling points, which minimises the risk of decompostion. Is it that right? If not then don't you mind if you can explain to me...
September 26, 2012

College Physics
Vector subtraction (F1 - F2) is a special case of vector addition, since F1- F2 = F1 + (-F2). Use the data (magnitude and direction) of F1 and F2 obtained in measurement 1 to find out the magnitude and direction of the resultant vector of F1 - F2. The data is: F1: 200g and 30...
September 26, 2012

english
our cat
September 26, 2012

chemistry
you are supposed to chose the answer (1-6) that best finishes the beginning sentence
September 19, 2012

math
The 1/2 should be 1/3, sorry
September 19, 2012

math
Average rate of change: h(x)= x^3 -0.5e^x at [0,1]
September 19, 2012

college physics
What is the kinetic energy of a 25 kg dog that is running at a speed of 8.9 m/s (about 20 mi/h)?
September 19, 2012

physics
How much work does gravity do on a 0.120-kg ball falling from a height of 17.0 m?
September 19, 2012

Math
The answer is 7 because 23-7=16
September 18, 2012

Math
the answer is 7 because 23-7=16
September 18, 2012

Physics
A small fish is dropped by a pelican that is rising steadily at 0.52 m/s(b) How far below the pelican is the fish after 2.4 s?
September 17, 2012

math
A kayak moves at a rate of 12 mph in still water. If the rivers current flows at a rate of 5mph how long does it take the boat to travel 23 miles upstream?
September 16, 2012

Physics
A large kite of mass 3 kg is flying through the air on a windy day. Currently, the tension from the string on the kite has a magnitude of 7.7 N at an angle of θ = 33.5 degrees. The current acceleration of the kite has a magnitude of a = 7.56 m/s2 at an angle of φ = ...
September 16, 2012

circles
if spoke of the ferris wheel is 20 feet long what is the circumference
September 16, 2012

circles
if the distance around the soccer ball is 30 inches what is the radius
September 16, 2012

us history
ok thank you Ms. Sue
September 15, 2012

us history
I planned on answering it by saying that the statement wasn't very accurate because it says a single American society, even then a southern Farmer wouldn't be the same as a New Englander due to slavery, differant religions, agriculteral and industry progression, labor ...
September 15, 2012

us history
i really need help with my thesis statement.... A society is characterized by similar values, shared institutions, and a common culture. Consider the following question: To what extent would it be accurate to say that the New England, Middle and Southern colonies had merged to...
September 15, 2012

economics
the currency in Great Britain is pound and the price of a particular British car is 12,000. suppose the exchange rate is 0.67 per dollar. what iis the price of the British car in United States dollars?
September 14, 2012

Physics
A two-stage rocket is launched straight up from rest. It accelerates at 26.4 m/s/s for 3.92 seconds during the first stage. It accelerates at 12.3 m/s/s for 4.48 more seconds during the second stage. After second stage burnout the rocket comes under the influence of gravity ...
September 12, 2012

Physics
Part 1: Two balls (Ball 1 and Ball 2) are released from the top of a tower. Ball 2 is thrown 3.14 seconds after Ball 1 is dropped. Ball 2 is thrown downward with a velocity of 3.49 m/s. Determine how far apart Ball 1 and Ball 2 are after 5.02 seconds from when Ball 1 was ...
September 12, 2012

Physics
Part 1: Two balls (Ball 1 and Ball 2) are released from the top of a tower. Ball 2 is thrown 3.14 seconds after Ball 1 is dropped. Ball 2 is thrown downward with a velocity of 3.49 m/s. Determine how far apart Ball 1 and Ball 2 are after 5.02 seconds from when Ball 1 was ...
September 12, 2012

Physics
Two balls (Ball 1 and Ball 2) are released from the top of a tower. Ball 2 is thrown 3.14 seconds after Ball 1 is dropped. Ball 2 is thrown downward with a velocity of 3.49 m/s. Determine how far Ball 1 has fallen (to two decimal points) by the time Ball 2 is thrown.
September 12, 2012

physics
Emily takes a trip, driving with a constant velocity of 89.5 km/h to the north except for a 22 min rest stop. If Emily's average velocity is 70.8 km/h to the north, how long does the trip take?
September 12, 2012

Calculus
what is the limit of g(theta)= tan(4theta)/4theta.
September 12, 2012

Calculus
Find if there are any vertical asymptotes: g(theta)= (tan4theta)/(4theta)
September 11, 2012

physics
A swimmer heads directly across a river, swimming at 1.10 m/s relative to the water. She arrives at a point 52.0 m downstream from the point directly across the river, 72.0 m wide. What is the speed of the river current? What is the swimmer's speed relative to the shore? ...
September 11, 2012

Organic Physiological Chemistry
draw each of the following compounds using condensed formulas: a) 3,3,5-trimethyl-1-hexene b) 1-bromo-3-chloro-1-heptyne c) 3-heptyne Not sure if I am doing this right, but for a) i put CH3C(CH3)2CH=CH3
September 11, 2012

Chemistry
I believe you would subtract the dry weight of the alum from the wet alum weight, then divide that answer by the original weight of wet alum: 13.44g(wet) - 11.28g (dry) = 2.16g of water that was lost. 2.16g H20/ 13.44g wet alum =0.1607 X 100 = 16.07% H20 lost Hope this helps :)
September 11, 2012

math
plug in 4 for x. y=16
September 10, 2012

Calculus
the limit as x approaches 3 from the right of ln(x^2 -9). what is the limit, if it exist?
September 10, 2012

MATH
(-5)^4 should be (-5)*(-5)*(-5)*(-5) for -(10)^2 was the negitive attached to the ten if so its (-10)*(-10) if not then its (10)*(10)*(-1)
September 8, 2012

Calculus
What x-values make f not continuous f(x)= x/(x^2 -3)
September 8, 2012

math
y=-.5 x=-5/2
September 8, 2012

Calculus
Find the constants a and b such that the function is continuous on the entire line f(x){7, x is less than or equal to -3 ax+b, -3 is less than x is greater than 4 -7, x is less than or equal to 4
September 8, 2012

powers of exponents math
0k, d) -8, f)-16
September 8, 2012

powers of exponents math
Is the * multiplication or the exponent?
September 8, 2012

Algebra
How you wrote your question is kind of confusing.
September 8, 2012

history
I need help with six dialouge questions for jesus or abraham would anyone help me please its due monday? Example: Budda,what would you say is the most notable difference between Buddism and Hinduism?
September 7, 2012

Math/Geometry
If 2x=20, does x=10?
September 6, 2012

science
Ask Zeus
September 4, 2012

science
the mass of a shot an Olympic shot putter throws should be measured in what
September 4, 2012

chemistry
Sodium (Na) metal undergoes a chemical reaction with chlorine (Cl) gas to yield sodium Cl, or common table salt. If 1.00 g of sodium reacts with 1.54 g of chlorine, 2.54 g of sodium chloride is formed and 17.9 kJ of heat is released. How much sodium and how much chlorine is ...
September 4, 2012

physics
find the mass of a balloon filled with helium if its volume is .25 m cubed the density of the helium is .178
September 2, 2012

writing
Type a short character sketch of a fictional Puritan named Justice Johnson based on what you have learned about the Puritans. Make certain that you describe how he dresses, how he lives, what he believes, how he spends his time--in short, describe him so that a stranger, who ...
August 30, 2012

Algebra 1
Elimination and substitution are two methods
August 30, 2012

Algebra
One more than the product of and Mabel's score translate to algebraic expression
August 30, 2012

math
6d-3d+2d=35 Add all the "d" values together, so... 5d=35 divide by 5 from both sides to isolate "d" 5d/5=35/5 therefore, d=7
August 29, 2012

Physics
A person takes a trip, driving with a constant speed of 92.0 km/h except for a 22.0 min rest stop. If the person's average speed is 78.6 km/h, how long is the trip?
August 29, 2012

Physics
A tennis ball with a speed of 5.0 m/s is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a speed of 3.0 m/s. If the ball is in contact with the wall for 0.013 s, what is the average acceleration of the ball while it ...
August 29, 2012

geometry
If F is between E and G, and EF = 8x - 14, FG = 4x -1 and EG =59, then what does x equal?
August 29, 2012

algebra
i'm not sure what the answer is can you tell me waat it is
August 27, 2012

chemistry
what is the characteristics of solids, liquids,gases
August 21, 2012

Physics
A. A baseball is seen to pass upward by a window 28.1 m above the street with a vertical speed of 13.7 m/s. If the ball was thrown from the street, what was its initial speed? B. What altitude does it reach? C. How long before the ball passed the window was it thrown? D. How ...
August 21, 2012

alegbra
a tugboat goes 160 miles upstream in 20 hours. The return trip downstream takes 5 hours. Find the speed of the tugboat without a current and the speed of the current.
August 19, 2012

Geometry
If a circle with center O has equilateral triangle AOB inscribed with sides 10 inches long. If OC is perpendicular to AB at P, what is the length of AP in inches?
August 18, 2012

math
709
August 14, 2012

health
It is D. Excerpt from: CDC Promotes Public Health Approach To Address Depression Among Older Adults "Screening should be done in an appropriate setting, using a depression screening instrument appropriate for an older adult population, Dr. Snowden said. Examples of ...
August 11, 2012

His 103 World Civilization I
•How has the nature and technology of warfare evolved, from earliest times to 1500 CE?
August 11, 2012

health
it is C - Catastrophizing
August 4, 2012

Health
Stick to it diet. Just finished my test and got 100% with that answer. Additionally here is the link to one of the sections I was to read: "ars.usda.gov/is/ar/archive/mar06/diet0306.htm" The name of the page is A “Stick-to-It” Diet Is More Important Than a ...
August 1, 2012

reading
According to science, the fastest speed possible for anything is the speed of light. The speed of light is about 186,000 miles per second. That means that in one minute, light travels 11,160,000 miles. The star nearest Earth is the Sun. It's about 93,000,000 miles from ...
July 31, 2012

math advanced functions
a) Determine the measure of the central angle that is formed by an arc length of 5 cm in a circle with a radius of 2.5cm. Express the measure in both radians and degrees, correct to one decimal place. b) Determine the arc length of a circle in part a) if the central angle is ...
July 24, 2012

Quantitative Chemistry
This problem requires you to solve for solubility(S) by using a mass balance equation. Write out pertinent reactions to establish the mass balance equation... 1) Zn(CN)2 <--> Zn^2+ + 2CN^- 2) CN^- + H^+ <--> HCN (NOTE: this reaction is an inverse of the HCN ...
July 23, 2012

Calc
Am I doing this correct? y-y1=m(x-x1) y-1/2=-1/2(x-2) y-1/2=-1/2x+1 add 1/2 to both sides y=-1/2x+1.5
July 20, 2012

Calc
I meant f(x)sqrt(x^2+6x), thank you!
July 20, 2012

Calc
Find the equation of the tangent line to f(x)=sqrtx^2+6x at x=2, give your answer in slope-intercept form
July 20, 2012

Civics
Can someone please help
July 19, 2012

Civics
By the start of World War I, America had emerged as a global power. A large part of this power had to do with American expansion overseas. What territories did America acquire during the late 19th and early 20th centuries? What competing arguments exist regarding this period ...
July 19, 2012

math
sin è=? O=8 H=16
July 18, 2012

math
yes
July 14, 2012

math
i was thinking neither..im not sure though
July 14, 2012

math
Triangle ΔABC has vertices A(2,5), B(8,1) and C(-2,-1) and is a right triangle. If the slope of AB is -2/3 and the slope of AC is 3/2, are the lines parallel, perpendicular or neither?
July 14, 2012

Math
The sum of the angles of any triangle always equals ?
July 9, 2012

chemistry
The disintegration of a radioisotope, such as I-131 to Xe-131, is another example of a first-order reaction. It has a half-life of 8.0 days. I-131 -> Xe-131 + e If you start with 1.40 g I-131, how many grams of I-131 will be left after the following days? 08 days: g, 16 ...
July 1, 2012

chemistry
The disintegration of a radioisotope, such as I-131 to Xe-131, is another example of a first-order reaction. It has a half-life of 8.0 days. I-131 -> Xe-131 + e If you start with 1.40 g I-131, how many grams of I-131 will be left after the following days? PLEASE HELP!!!!
July 1, 2012

Chemistry
A half-life of a H2O2 solution at a certain condition is 4 weeks. You have a 100 mL of 1.00M H2O2 solution. How many moles of H2O2 will be left in the solution after the following weeks? 04 weeks after: moles 08 weeks after: moles 16 weeks after: moles 20 weeks after: moles
July 1, 2012

Organic Chemistry
A half-life of a H2O2 solution at a certain condition is 4 weeks. You have a 100 mL of 1.00M H2O2 solution. How many moles of H2O2 will be left in the solution after the following weeks? 04 weeks after: moles 08 weeks after: moles 16 weeks after: moles 20 weeks after: moles
July 1, 2012

Geometry
Joel is laying pipe for a sprinkler system before he plants his lawn.The lawn is a rectangle 15 feet long and 8 ft wide. He needs to lay a piece if pipe that will run diagonal along the lawn. It will divide the area of the lawn into two right triangles. what will be the length...
June 21, 2012

Science
oh my goodness, thank you so much!
June 20, 2012

Science
How did Galileo come to the conlcusion that the moon has mountains on its surface? Please don't give me the answer! Just a website that contains the answer would be great, thanks.
June 20, 2012

chemistry
What is the final temperature of 15.0 g water initialy at 5.5 degrees celcius when 1140 J is added?
June 20, 2012

Chemistry
When 1.5 grams of magnesium burns, how many grams of magnesium oxide will be formed? a) Write a balanced chemical equation for the above reaction. b) Show by unit conversion (show conversion factors, ie. 2 g H20 x 1 mole H2O/18 g H2O x ...... x ...... = answer
June 15, 2012

Algebra
what is the area of a rhombus whose diagonals is 16 and 9
June 14, 2012

Math, Geometery
A.216.5 sq in. B.228.5 sq in. C.242.5 sq in. D 251.5 sq in.
June 13, 2012

Math, Geometery
Hey Guys I have a problem like on the kids on here. What is the area of a regular pentagon with a side length of 10 inches and a distance from the center to a vertex of 10 inches? Round by nearest tenth. I know you have to use pythagrean therom to solve for vertex of 10 inch. ...
June 13, 2012

geometry
In the accompanying diagram of circle O, chord AB busects CD at E. If AE=8 and BE=9, find the length of CE in simplest radical form.
June 10, 2012

Physics Please Help ASAP
Thankyouuuu So Much Elena you are by far the greatest person who ever lived <3 and u too drwls !
June 8, 2012

Physics Please Help ASAP
Identify the unknown particles X and X' in the following nuclear reactions. (In parts (a) and (b), enter only the missing product or reactant.) A) X + 4over2 HE -> 24over12 Mg+1over0 n B) 235over92U+1over0 n -> 90over38Sr+X+2and 1over0 n
June 8, 2012

Physics Equations of Motion
90.5x10^3 :)
June 7, 2012

accounting
Pearson Corporation makes an investment today (January 1, 2012). They will receive $6,000 every December 31st for the next six years (2012 – 2017). If Pearson wants to earn 12% on the investment, what is the most they should invest on January 1, 2012?
June 5, 2012

Math
when do you need to regroup in subtraction and explain regrouping steps?
June 4, 2012

Math
when do you need to regroup in subraction and explain the regrouping steps
June 4, 2012

math
In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 16% of your total grade, each major test is worth 21%, ...
June 3, 2012

English
Please check. I. Correct any errors in the following sentences. Do not use different verbs (for example, “recline” instead of “lie down”). Provide the correct form of the verb given: 1. Yesterday I let my students lay down for a nap, but most of them ...
June 3, 2012

Social Studies
its c..
June 1, 2012

Social Studies
its c....
June 1, 2012

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