Questions Asked on
May 12, 2015

Ms. Sue PLZ HELP!!!(science)
Humans developed antibiotics to fight bacterial infections. However, some antibiotics are no longer effective in killing the bacteria they once killed. How does the theory of evolution explain this? a. The antibiotic mutated the bacteria, which allowed
asked by Anonymous 
art
which textile techniquw do quilters use to craft blankets 1. crossstitching 2. weaving 3. stitchery 4. knitting It's weaving or stitchery.. Help please
asked by Anne 
Language Arts
zest n. \'zest\ 1. lively excitement : a feeling of enjoyment and enthusiasm; 2. a lively quality that increases enjoyment, excitement, or energy; 3. small pieces of the skin of a lemon, orange, or lime that are used to flavor food. Use the dictionary
asked by NoOneImportant 
science(check answers)
Which of the following is a correct description of a tornado A.a large swirling low pressure system that forms over that forms over the warm atlantic ocean B.A winter strom with wind speeds of at least 56 km/h and low visibility C. A violently rotating
asked by brake down tonight 
Life Orientation
Critically discuss six ways in which xenophobia impacts on individuals and groups
asked by Phumeza 
Life Orientation
Critically discuss six ways in wich the human right violation for an example xenophobia impacts on individuals and groups and the consequences that the human right violation have on the individual as well as on your community or any other community or
asked by Thabang 
PreAlgebra
1. Given the function rule f(x) = x² – 3x + 2, what is the output of f(–2)? 2. Suppose you earn $12 each time you mow the lawn. Write the function describes the relationship between your total earnings E and the number of times you mow the lawn, m? 3.
asked by Anonymous 
Math
The tail on Alex's dog is 5 1/4 inches long this like this between which 2 inch March on a ruler
asked by ryan 
Language arts
What is the participial phrase in the sentence? Living in New York, he went to many fantastic Broadway plays. A. Living in New York B. He went to C. Many fantastic D. Broadway plays Mike was running quickly. Mike won the race. Which sentence best combines
asked by Please help 
algebra
by 3 pounds of oranges apples for 7.50 the graph shows the price for regular apples what is the unit rate for each type of apples? organic 2.50/pound regular 3.00/pound organic 0.40/pound :regular 0.50/pound organic 2.51/pound regular 2.00/pound none of
asked by no one 
Language arts
What is the infinitive phrase in this sentence? To revise your writing carefully will improve your presentation and provide you with success. A. To revise you writing carefully B. Will improve C. Your presentation D. And provide you with success Matt hiked
asked by Lil 
LA
Danielle reached into her bag. She was looking for her wallet. Which sentence best combines the two sentences using a participial phrase? 1: Looking for her wallet, Danielle reached into her bag 2: Danielle looking for her wallet reached into her bag 3:
asked by Marylyn 
L A
What is the prepositional phrase? 1: Our soccer team 2:practices three times 3:a week 4:in the late afternoon I choose 2 is this correct? What is a participle phrase in the sentence? Living in New York, he went to many fantastic Broadway plays. 1:Living in
asked by Marylyn 
Language arts
What is the prepositional phrase in this sentence? He stood beside the pool watching the children play water games. A. He stood B. Beside the pool C. Watching the children D. Play water games Please help I'm really not sure about these type of questions
asked by Person 
Application of Integrals Check My Work
I would like someone to doublecheck my answers on this question: River currents (miles per hour) at a certain location are given below. The current direction at this location was “from the north” during the time interval shown, and the current did not
asked by Pax 
Language
when should you use commas or dashes to set off an appositive phrase
asked by Cid 
Language
what is the prepositional phrase in the following sentence? Mr. Harding asked Joe to pour the solution into the beaker. a. pour the solution b. Mr. Harding asked Joe c. into the beaker d. the solution into the beaker
asked by Cid 
Physics
a hockey player makes a slap shot, exerting a constant force of 25.0N on the puck for .16 seconds. What is the magnitude of the impulse given to the puck
asked by Morgan Hopp 
Math (Riemann Sums)
Measurements of a lake’s width were taken at 15foot intervals, as shown: x= 0 15 30 45 60 75 90 105 120 f(x)= 0 15 18 20 19 23 24 22 12 Estimate integral (0,120) f(x) dx with n = 4, using Midpoint approximation. For this question, I ended up with 7200
asked by Pax 
ms sue! Algebra help
What are the graphs of y = cos x and y = sec x in the interval from 2pi to 2pi?
asked by Anny 
Science
How do I create a cladogram using DNA or protein sequences taken from three different organisms?
asked by SnakeSpirit 
Language
is British mathematician an appositive
asked by Cid 
english
23. Two of the following proverbs have similar meanings. Which ones are they? 1. Once bitten, twice shy. 2. No one is happy all his life long. 3. Hitch your wagon to a star. 4. Fortune favors the brave. 5. All people have the same share of happiness. 37.
asked by sia 
Math probability
Which of the following is an example of independent events? rolling a number cube selecting marbles from a bag without replacement after each draw Choosing and eating a piece of candy from a dish and then choosing another piece of candy pulling a card from
asked by Awesome 
Chemistry Gas Law
How many grams of Mg must react with HCl in order to produce 40.0 ml of hydrogen gas at 22 degrees celsius and 1.02 bar? If the magnesium ribbon weighs 1.83mg/mm, how many mm of the ribbon will you require? Thanks in advance for your help!!
asked by Ryan 
Maths
Given the equation y=2x4 of an exponential function f 1)write down the equation of horizontal asymptote of f 2)determine the y intercept of f 3)determine the y value of a point on f with x=2 4)draw the graph of the function of f showing all critical
asked by Anonymous 
English
At Eastman High School reunions, the conversation usually gets around to the question “who was our best teacher?” And year after year, the (1) ____(Consensus)of the graduates has been that Mr. MacDonald was the best. Many remember Joe MacDonald as the
asked by Sora 
English
23. Two of the following proverbs have similar meanings. Which ones are they? 1. Once bitten, twice shy. 2. No one is happy all his life long. 3. Hitch your wagon to a star. 4. Fortune favors the brave. 5. All people have the same share of happiness.
asked by sia 
Language Arts
Which word is an antonym for exquisite? A: Flawed B: Complicated C: Gorgeous D: Effortless I think it is D, but it could also be A, Please Help.
asked by NoOneImportant 
Electronics, Physics, Math
5. A circuit is supplied with 30 VDC and contains three resistors connected in series. The value or R1 is 80Ω, the value of R2 is 1,000Ω , and the value of R3 is 4,200Ω . What is the voltage drop across R2? A. 5.68 V B. 2.14 V C. 4.61 V D. 6.82 V I keep
asked by Vicki 
Calculus, Riemann Sums
Measurements of a lake’s width were taken at 15foot intervals, as shown: x= 0 15 30 45 60 75 90 105 120 f(x)= 0 15 18 20 19 23 24 22 12 Estimate integral (0,120) f(x) dx with n = 4, using Midpoint approximation. For this question, I ended up with 7200
asked by Pax 
Pre Calculas
A man who can row in still water at 3 mph heads directly across a river flowing at 7 mph. At what speed does he drift downstream?
asked by Jared 
Art
How did plastic revolutionize the art of furniture design? A.) Designers could create works that were soft and colorful. B.) Designers could create works that were sturdy and moldable. C.) Designers could create works that were patterned and sturdy. D.)
asked by Anne 
math
A farmer is installing a fence. The coordinates of the vertices of the fence are A(2,2), B(2,6), C(8,6), D(8,2). If each grid square has length of 9 yards, how much wire is needed for the fence?
asked by erica 
Language arts
The play is the importance of being earnest by Oscar Wilde. How are the characters jack and lager in developed through the use of dialogue? How are these characters similar? How are they different?
asked by Lil 
social studies
what significant contribution to Russian history did Prince Ivan III make?
asked by valentina 
physics
A skateboarder starts up a 1.30m high, 25.0° ramp at a speed of 6.70m/s. The skateboard wheels roll without friction. How far from the end of the ramp does the skateboarder touch down?
asked by Anonymous 
Chemistry
Determine the pH of a buffer made from 250 ml of 0.50M HF and 150 ml of 0.75 M NaF.
asked by Sara 
Language Arts
In "The Road Not Taken," the description of the wood as yellow A: tells us the wood is very young, not yet full grown. B: makes the setting seem churchlike. C: tells us the scene is taking place at noon. D: helps us see the scene as autumnal. I think the
asked by NoOneImportant 
math
Write the expression using a single exponent. 2^2*2^8 A.4^10 B.2^10 C.4^16 D.4^16 Is the answer C??
asked by nelly 
PHYSICS HELP!!
A drop hammer of mass 120 kg falls 2.5 m onto a pile of mass 250 kg and drives it 70 mm into the ground. Calculate: a.The velocity with which the hammer strikes the pile (use the conservation of energy principle) b.The velocity immediately after the
asked by baz 
Life orintation
Evaluate the extent to which the service delivery protest you have described met with the prtocesses
asked by Anonymous 
Math
Use the table below to answer the following question. x: 1, 2, 3, 4 y: 1, 4, 9, 16 Which is NOT true about the above table? A: It shows a linear function. B: The variable x increases by 1 each time. C: The rate of change is not constant. D: The variable y
asked by Krystal 
Physics (optics)
A ray of light traveling in air strikes the midpoint of one face of an equiangular glass prism (n = 1.74) at an angle of exactly 30.0â—¦ Trace the path of the light ray through the glass and find the angle of incidence of the ray at the bottom of the
asked by Dave 
life orientation
evaluate the extent to which the service delivery protest you have described in 2 above met or did not meet the requirements of processes that you have researched in 3 above.(20)
asked by pfari 
social studies
what impact did the education improvement act of 1984 have on south carolina
asked by ciara 
chem
Use the balanced equation, N2 + O2 > 2NO, to answer the following questions... A) How many grams of NO are formed from 10.0g of N2? I really don't know how to do this, so please show work so i know. There are more questions to this question but i want to
asked by Michael 
math help please
How many terms are in the following polynomial? 6x^4+3x^32x^2+15x14 A.5 B.4 C.3 D.2 Is the answer A??
asked by nelly 
Math probability
a bag of fruit contains 4 apples, 1 plum, 2 apricots, 3 oranges. Pieces of fruit are drawn twice with replacement. What is p(apple, then apricot)? 4/5, 2/25, 3/25, 3/5 I chose 3/5.
asked by Awesome 
Art
Public spaces such as playgrounds or skate parks often serve the purpose of meeting which significant human needs? A: Needs for conflict and stress B: Needs for solitude and meditation C: Needs for creativity and art creation D: Needs for creativity and
asked by NoOneImportant 
History
Why did Ho Chi Minh lead a resistance against France? a) He sought Vietnam’s independence. b) He wanted to control the country. c) He wanted more foreign influence and control other than France. d) He desired to keep French rulers in the Vietnam but
asked by Rebecca 
Physics
If a small planet were discovered whose orbital period was twice that of Earth, how many times farther from the Sun would this planet be? The answer for this one is 1.6 earth radii, but I can't seems to get solution to find the answer. I would appreciate
asked by john 
physics
. A 1030kg car going 3.4 m/s through a parking lot hits and sticks to the bumper of a stationary 1140kg car. Find the speed of the joined cars immediately after the collision.
asked by derrelk 
Math
a bag of fruit contains 4 apples, 1 plum, 2 apricots, 3 oranges. Pieces of fruit are drawn twice with replacement. What is p(apple, then apricot)? 4/5, 2/25, 3/25, 3/5 I chose 3/5
asked by Awesome 
Electronics, Physics
In a circuit, a 10 Ω resistor is connected in series to a parallel group containing a 60 Ω resistor and a 5 Ω resistor. What is the total resistance in this circuit? A formula and explanation would be great!
asked by Vicki 
PHYSICS HELP!!
A motorised gearbox has a reduction ratio of 50:1. The power input to the gearbox is 5 kW at 1440 RPM. The gearbox efficiency is 85% under maximum load conditions. The output shaft of the gearbox is attached to a winch drum of pitch diameter 220 mm and is
asked by baz 
chem
Is the Fe(C2O4)33 ion an inner or outer orbital complex?
asked by Nicole 
math
Some irrigation systems spray water in a circular pattern. You can adjust the nozzle so it sprays in certain directions. The nozzle in the diagram is set so it does not spray the house. If the spray has a radius of 12 ft, what is the approximate length of
asked by shelia 
chemistry
how to balance this partial equation given below k2cr2o7+h2so4+kI>k2so4+cr2(so4)3+h2o+I2
asked by xyz 
History
Which best describes Vladimir Lenin's vision for Russia? Professional revolutionaries would seize power for the working class. The Red Army would achieve victory over Germany in World War I. Democratic revolution would depose the tsar. An alliance with
asked by Sara 
History
Why was Vietnam key to the US taming communism in Asia? a) None of these answers b) Vietnam and the US had strong economic ties that both countries allocated throughout other countries in Asia. c) Vietnam was a major supplier of rice into the United
asked by Rebecca 
chemistry
how to balance this partial equation given below k2cr2o7+h2so4+kI>k2so4+cr2(so4)3+h2o+I2
asked by xyz 
math
Used 2/12 of sugar in each cupcake if they make 9 cupcakes how much sugar get used for each one explain how I get the answer
asked by tyler 
PHYSICS
The force of repulsion between two identical negative charges is 3.95 N, when the charges are 35.0 cm apart. What is the magnitude of these charges?
asked by Jonny 
Chemistry
What special precautions should be taken when generating hydrogen gas?
asked by Brie 
Chemistry
Determine the molar solubility of Y for XY2 if Ksp is 2.2x10^4. The 2 in Xy2 is a subscript. I found the Ksp equation which is ksp=[x^2+][Y^]^2 Then I did the ICE table and got x and 2x for the equilibrium concentrations. Then I did: 2.2x10^4=(x)(2x)^2
asked by Sara 
Math
6. Given the functions rule f(x)=x^23x+2 what is the output of f(2)? A. 8 B.0 C.4 D.12 7. Suppose you earn $12 each time you now the lawn. Which function describes the relationship between your total earnings E and the number of times you now the lawn,
asked by Brendell 
introduction to catering
Which of the following would you want to do when developing a marketing position?
asked by Anonymous 
English
What should be underlined or quoted in this sentence? The Dance of the Sugarplum Fairy is a melody in The Nutcracker Suite. The nutcracker suite underlined? What about famous dances?
asked by Emily 
Math
Give three additional polar coordinate pairs for the Point B: (3,2π/3). 2 < π < 2
asked by Taylor 
math
there are 3 pizzas .each child will get 1/4 of a pizza.how many children will get pizza?
asked by max 
Chemistry
Determine Qsp if 8.7 ml of 2.1 M AgNO3 is added to 1.7 ml of 1.5 M CaCl2 .The Ksp of AgCl is 1.77 x 10^10.
asked by Sara 
english
Traditional African marriage is the advantage for man only not women
asked by noxolo 
Probability
Lavonne’s mother has brown eyes, and her father has blue eyes. Lavonne has brown eyes, and her husband has blue eyes. She knows that her children are equally likely to have brown or blue eyes. What is the probability that her first child will have blue
asked by Laura 
Life orientation
Someone to assist me with this question....factors that could threaten or limit the core functions of the media?
asked by Mxolisi mdabe 
Math
Millwood City is constructing a new highway through town. The construction crew can complete 5 3/5 miles of road each month. 6Can the highway be finished in 8 months?
asked by Millwoof 
Physics
A 4 kg mass is held at rest against a vertical wall by force F, acting perpendicular to the wall. If Mk=.25 and Ms=.6, what is the minimum force that will keep the mass from moving?
asked by Victoria 
geography
Marriage is an advantage for men only not for women?
asked by Nkosi Smanga 
Chemistry
I need to calculate the amount of NaH2PO4 (in grams) and 1.00M NaOH solution (in ml) needed to make 250 ml of 0.20M H2PO4 at pH 8.00. My work is lengthy and involved but the answer I got was 7.00 ml of the NaOH and 0.0070 moles of the NaH2PO4 needed. Can
asked by Kelsy 
physics
a 22 kilo ohm resistor having a tolerance of 10% has failed. you have on hand five resistors, valued at 120, 220, 47, 33 and 120 kilo ohm respectively. what combination of these would you choose to connect in parallel to replace the failed component?
asked by lou 
To Kelsey
Your buffer problem has moved down quite a bit but I've responded to your last response with my own response.
asked by DrBob222 
Chemistry
Determine Ksp if the equilibrium concentration of X is 0.02 M and Y is 0.05 M given that X2Y(s)2X^+(aq)+Y^(2)(aq). The 2 in X2Y is a subscript.
asked by Sara 
Math
find the median of 2,2,26,14,49,42,39. If necessary, round to one decimal place. A) 14 B)25.4 C)39 D)26 I have done the math for this calculation by adding the numbers and then divided by 7 and got 24.85714286 by rounding I would have 24.9. Which isn't an
asked by Carol 
science
science questions:Look around your house and make a list o different kinds of containers that use insulation to keep foods hot or cold. If possible, describe the type of insulators used in each container. I don't know which containers in my house that uses
asked by Mariam 
math
Write a rule for the sequence 8,1,10,19...
asked by bibby 
math
COULD 35 ever be the product of 10 and another number?Explain
asked by nevaeh 
Math
twice the square of a positive number increased by three times the number is 14. find the number
asked by M 
English
1. Can I have something to drink? 2. Can I drink something to drink? =========================== What is the meaning of 'have' in Sentence 1? Does 'have' mean 'drink'? Can we use Sentence 2?
asked by rfvv 
maths
if the sum of the three angle of quadrilateral is equal to 1.5 times the sum of the three angle of a traingle ,what is the measure of the fourth angle of the quadrilateral?
asked by isaac addis 
Math
Lavonne’s mother has brown eyes, and her father has blue eyes. Lavonne has brown eyes, and her husband has blue eyes. She knows that her children are equally likely to have brown or blue eyes. What is the probability that her first child will have blue
asked by Anonymous 
Ton
If 2 dice are tossed 1000 times, predict the approximate number of times each sum below would occur in 1000 tosses. 2: 3 4 and so on until 12 HOW DO U DO THIS?!
asked by Emily 
Chemistry
When 821 J of heat is added to 3.6 g of an oil at 21 °C, the temperature rises to 85 °C. What is the specific heat (cp) of the oil in J/(g°C)?
asked by Jake 
Vacation
what should I pack to the grand canyon? why is the grand canyon a trip? please answer these are an essay to complete & if I don't pass I cant go to 7th grade thanks
asked by Priscilla 
Math
How to calculate the volume of a rectangular prism as if it were a pyramid!?? Can you give me the formula as well too. I need help asap! and thanks
asked by Ellie_Fan 
algebra
brittany wrote a computer program that generates two random numbers between one and eleven when she runs t what is the probability that the first value will be more than 9 and the second will be less than 3
asked by olivia 
math
IN a geometric sequence the 5th term is 60 and the first five terms are 783/2. What is the sum of the first 10 terms.
asked by jay sayn 
Physics
What is the greatest safe speed, without skidding, that a 1700 kg car can have on a level curve of radius 215 meters if Mk=0.4 and Ms=.85? The correct answer is 42.3 but idk how to get it.
asked by Victoria 
Geomerty
If the length of one side of a right triangle is known, the length of the other two sides with corresponding angles can be found. Answers:  only the hypotenuse can be found  this is not true this is true only if the angles are given in radians What is
asked by Randy 
Chemistry
I need to calculate the amount of NaH2PO4 (in grams) and 1.00M NaOH solution (in ml) needed to make 250 ml of 0.20M H2PO4 at pH 8.00. My work is lengthy and involved but the answer I got was 7.00 ml of the NaOH and 0.0070 moles of the NaH2PO4 needed. Can
asked by Kelsy 
Math
Kerry got her kite stuck in the very top of a tree. If she knows that she is standing 50 yards away from the tree and the angle that her kite string makes when held to the ground by her feet is 48 degrees, how tall is the tree?
asked by Miyanna 
Geometry
Use the Distance Formula and the xaxis of the coordinate plane. Show why the distance between two points on a number line (the xaxis) is  a – b , where a and b are the xcoordinates of the points. How would I solve this?
asked by Alexa 
analytical chemistry
In generating the synchronous spectrum, it is not necessary to specify the wavelength range, why?
asked by Lily 
business study
why i cant understand in bussiness study delphi what really about and to solve some problem?
asked by nonhlanhla 
Child Development
What are some challenges that may come when becoming an antibias teacher?
asked by SANDRA 
Functions
knowing that log to the base 2 of 7 is 2.807 what is log to the base 2 of 14
asked by Anonymous 
4th grade science
imagine that the air temperature in your classroom increased by 10 degrees celsius. Would the relative humidity of the air in the room go up or down? Explain. Please help!!!!
asked by Yellow 
English
1. Three people climb quickly into one of the boats. It is the Farriner family from Pudding Lane. 2. Three people climb quickly into one of the boats. They are the Farriner family from Pudding Lane. ==================== Which one is right? Do we have to
asked by rfvv 
Calculus
Problem: Find the general solution to the following differential equation: x y' +x = ycos(1/x) I assume that you do separation of variables here: x(dy/dx) +x = ycos(1/x) xdy+x = (ycos(1/x)) dx ....? I'm stuck on how to simplify this. Thank you!
asked by Sarah 
socials
in what ways were chiefs important to the welfare of the group they led? ( Plains People )
asked by Cristiano 
Algebra
A ladder base is 3 m away from a house, and the fully extended ladder is 5 m long when it leans against the house. How high does the ladder reach on the house?
asked by Kay 
Math
Consider the following equation: A=(s+1)^2. This equation can also be written as ____.
asked by M 
Math
Twice the square of a positive number increased by three times the number is 14. Find the number.
asked by Ed 
Math
Simplify 2(x+2)+4x10x. I do not understand how to do this problem and we did not go over simplifying in math class. Please help.
asked by Toby 
Algebra
Write y = 3x  1 in function notation and evaluate the function at x = 0, x = 3, and x = z. Please label your values and use the correct notation when posting.
asked by carlos 
Chemistry
How would I find the pH of 0.25 M carbonic acid? also the pH for 0.075 M CN^?
asked by Sara 
chem
Which reagent oxidizes the ferrous oxalate dehydrate?
asked by Nicole 
Trig identities
Sin x/[1cos(x)] = csc x + cot x Please Verify the Identity. I have been going in circle with this one... Just a hint would be nice. Thank you.
asked by Ryan 
Math
(2c^4)(4cd)(cd^2)
asked by Jim 
science
How does molecules move throughout the water cycle? evaporation: They move freely in the air condensation:They lose energy and are cooled runoff; they move down to the water precipatation: they fall down to the earths surface im really not sure so if i
asked by Mariam 
Math
The data set 3, 3, 3, 4, 4, 4, 5, 5, 5 is shown. Does this data set have a mode? why or why not?
asked by Paige 
chem
Substances with paired orbital electrons are considered:
asked by Nicole 
mode in central tendency
The data set 3, 3, 3, 4, 4, 4, 5, 5, 5 is shown. Does this data set have a mode? why or why not?
asked by Paige 
geometry
How many degrees is the apex angle of an isoscles triangle in which each side angle is double its vertex angle?
asked by Angles In Triangle Help 
Health
Pluralistic and Elitist Matrix Create a matrix between the pluralistic and elitist perspective. When differentiating between the two perspectives, provide examples of each perspective. Identify instances of who might fill these roles. Example: Super PACs
asked by alwayslearning 
Math
How to calculate the volume of a rectangular prism as if it were a pyramid!?? Can you give me the formula as well too. I need help asap! and thanks
asked by Ellie_Fan 
food styles of catering
Which of the following common kitchen items is a handy alternative to a melon 8?
asked by Anonymous 
Algebra ii
What value of x makes the equation true? (x16)4/3=81
asked by Anonymous 
Algebra II
what value of x makes the following equation true? 5(x + 10)2=390,625 All work must be shown and explantions must be in complete sentences.
asked by Anonymous 
Trig Identities
Prove the following identities: 13. tan(x) + sec(x) = (cos(x)) / (1sin(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)) / (1sin(x)) I don't know how
asked by Taylor 
Math
Millwood City is constructing a new highway through town. The construction crew can complete 5 3/5 miles of road each month. Can the highway be finished in 8 months? 6 1/2 months have already passed by and so far they have 36 2/5 miles complete. Thanks! My
asked by First Name 
Sociology essay 1
I need some help with my sociology essay.
asked by Phyllis 
math
29.64 acres = how many hectares
asked by Anonymous 
Math to hard please help
Name the coefficients in the polynomial. 4^2+3x3 A. 4,3,3 B. 4,3 C. 4,3,3 D. 4,3 Is the answer B??
asked by Anono 
Physics
What is the greatest safe speed, without skidding, that a 1700 kg car can have on a level curve of radius 215 meters if Mk=0.4 and Ms=.85? Answer=42.3 I tried using the equation mv^2/r=mg+Mk.
asked by Victoria 
Math
How would you factor (x+y)^2(xy)^2
asked by Lily 
math help please
In the expression 7x5x^2, what is the coefficient of x? A.7 B.5 C.5 D.7 Is the answer D??
asked by Anono 
PreCalculus (absolute values)
I want to find the invariant points( points that are fixed) algrebraically of x^2  25 and its reciprocal. Would I set up my equation like this? 0 = x^2 25 or 0 = 1/ x^2  25 Thanks
asked by Lucina 
English
Posted by rfvv on Thursday, April 24, 2014 at 7:41am. the Great Fire of London by Janet Hardy Gould  Is this book a novel? English  Writeacher, Thursday, April 24, 2014 at 7:53am I've never read it, but if it's a novel that's
asked by rfvv 
Chemical Engineering
When a manometer is subjected to a time dependent pressure differential, the level of liquid in the legs changes with time according to the equation: (L/g)*(d^2h/dt^2)+(8uL/ygr^2)*(dh/dt)+h = dp/yg where L = length of liquid in tube, h is the height
asked by Brandy 
Math
What is cos 2theta for sin theta = 2/13 in 180 degs < theta < 270 degs?
asked by Anonymous 
geometry
The side of a triangle opposite the right angle is equal to ______. a. one of the other sides a or b b. a+b c. O(a^2+b^2) d. None of the above
asked by RJ 
algebra 2
I'm having troubles understanding how to find the directrix,focus and roots of the parabola y=x^25x+4. If you could explain it to me so I understand for myself I'd appreciate it.
asked by jane 
algebra
Find the equation of a horizontal line that goes through the point (5, 3). Explain your answer
asked by joe 
Chemistrycheck answer please
I am given a question where I have to state which combination of electrodes will result in the greatest voltage and which will result in the lowest voltage. The metals given are Zinc, Copper, Silver and Hydrogen I think that silver and copper would give
asked by Sara 
English
Which word used in “Through the Tunnel” by Doris Lessing is a common French word used in English? I think Its C. adios mano a mano merci sotto voce
asked by Rue 
English
1. Doityourself fashion can be your solution. 2. DoItYourself fashion can be your solution. 3. Diy fashion can be your solution. 4. DIY fashion can be your solution. ================================== Which one is correctly spelled?
asked by rfvv 
Geometry
For questions 3840 use the triangle. \ 45° angles for the top of the  \ triangle and the bottom right  \C  \ 38: If a=12, find b  \ 39: If b=2,find c  \ 40: If c=12,find a  B. Is this pythagorean Therorem? When I try it that way it's not
asked by Andrea 
Lit
I need help, we start to write a research paper and we picked our own topic, 1 requirement was to use (mlk letter from birmingham jail) how do i relate this to inequality in wealth distribution.
asked by Sara 
English
Where does the apostrophe go or is one needed? This parks rules were hard to understand? The rangers instructions helped.
asked by Kelley