Friday
July 25, 2014

Posts by HEATHER


Total # Posts: 964

SP180.1.2 Principles of Public Speaking
i need help with my outline. not sure where to go. i am at a complete loss i know i want my topic to be Why banning the use of cell phones while driving should be mandatory nationwide I. TITLE: Why banning the use of cell phones while driving should be mandatory nationwide A. ...

personal finance
If Bridgette marrow is a sophomore at state college ad is running out of money. wanting to continue her education, Bridget is considering a student loan. Explain her options. How can she best minimize her borrowing costs and maximize her flexibility?

algebra 2 and Trigeonomerty
a bag contains 12blue, 10 green and 6 red and 2 white marbles. a) If you draw 3 marbles without putting them back, what is the probability that all 3 are blue? 12/30 * 9/27 =0.133? b) If you draw 2 marbles without putting them back, what is the probability that neither is blue...

Economics help please!!!
In a specific industry, two dominant firms work together to set prices. We call this A. competition. B. collusion. C. market dominance. D. market influence. Answer this Question

Economics
Im thinking A. Am i correct?

Economics
Unemployment is on the rise though inflation is quite low. Gross Domestic Product is rising but more slowly than the goal rate. The Federal Reserve may buy government securities in open market operations in order to A. increase the money supply and encourage economic growth. B...

math
The test scores for a math class are shown below 83,85,82,93,83,84,95,87,86,94 what is the standard deviation of the data set?

math
there are 4 blue tile,s 3 yellow tiles, 5 red tiles, and 2 green tiles. he draws a tile replaces it, and draws another tile. what is the probability he will draw a blue tile on both

math
In triangle PQR, m<P=53 degrees, PQ=7.4, and PR=9.6. What is m<R to the nearest degree

Math Question
Find an equation that models a hyperbolic lens with a=16 inches and foci that are 40 inches apart. Assume that the center of the hyperbola is the origin and the transverse axis is vertical

Algebra help please!
Suppose you are researching the eating habits of people your age. What sampling method could you use to find the percent of students in your grade who eat five servings of fruit and vegetables each day? What is an example of a survey question that does not have bias?

math
Find the scale factor troy will to build his pool. The width is 625cm. The olympic pool is 50m long and 25m wide. Then find the length using the scale factor of troy pool

Chemistry
The final answer I got was NO + 3Cu^2+ + 4OH^- --> NO3- + 3Cu^+ + 2H2O Which was right. Thank you very much for your help.:)

Chemistry
So would this be right then NO + 2H2O + 3Cu^2+ + OH^- ---> 3Cu^+ + NO3^- + 4H^+ +OH^-

Chemistry
For a particular redox reaction NO is oxidized to NO3^- and Cu^2+ is reduced to Cu^+ . Complete and balance the equation for this reaction in basic solution. We are given this as a guide to start NO + Cu^2+ --> NO3^- + Cu^+ I started with: Cu^2+ + 2e- --> Cu No + 2H2O --...

Geometry
#19. Given a regular octagon, find the measures of the angles formed by (a) two consecutive radii and (b) a radius and a side of the polygon.

Geometry
#7. Find the area of a polygon with the vertices of (-4,5), (-1,5), (4,-3), and (-4,-3).

physics
I have no idea that's why I came to this website

Geometry
The glide reflection Ry--x degree T <4,1> maps the P to (4,3). Find the coordinates of P. Please help I'm really confused.

Geometry
Thank you Steve.

Geometry
Given the lengths of the sides of a triangle, identify the triangle as acute, right, or obtuse. 37,12,34 5,12,13 20,21,28

algebra
y/4=15/20 how do I solve the proportion? please explain it to me. I have several to do

ratio
given the proportion a/b=5/19, what ratio completes the equivalent proportion a/5= / ? a. a/19 b. b/19 c. 5/19 d. 19/b

chemistry
If a tank contains 55.2 g of butane, what volume, in liters, of oxygen is needed to burn all the butane at 0.850 atm and 25 degrees Celsius? Need to show work too.

Earth science
The greenhouse effect is a result of A. consumption of fruits and vegetables that produce a biofuel. B. absorption and radiation of energy in the hydrosphere. C. absorption and radiation of energy in the atmosphere. D. consumption and radiation of energy in the atmosphere. D?

Earth science
1. Which of the following is not a natural cause of climatic change? A. Earth's tilt B. Solar activity C. Human activity D. Volcanic activity I think it is C

Algebra - Functions
Aaron is a salesman that earns a base salary of $1,200.00 per month and a commission of 5% on the amount of sales he makes. One month Aaron received a paycheck for $1,811.00. Find the amount of his sales for the month.

math
in the rhombus angle 1=140. what are angle 2 and angle 3? a. angle 2=140, angle 3=20 b. angle 2=40, angle 3=70 c. angle 2=40, angle 3=20 d. angle 2=140, angle 3=70

social studies
The Louisiana economy as were the economies of several other states was based on plantation slavery and there were no more slaves to raise cotton and other crops such as sugar cane. The people of Louisiana lost all of their money during the war so capital was also scarce. And ...

Math
What is an equation in slope-intercept form for y(-4,-2) and x (5,1)?

Math
Is the line through points P(3,-5) and Q(1,4) parallel to the line through points R(-1,1) and S(3-3)? Explain please.

chemistry
What mass of bromine gas will form from the complete reaction of 150 g potassium bromide and 120 g of chlorine

Math
Use roster notation to create and write two proper subsets of your original set. 3. Do the following and write your answers in roster notation. •Find the union of the sets. •Find the intersection of the sets. •Find the complement of each of the sets.

physics
Milk with a mass of 0.021 kg and a tempera- ture of 13C is added to 0.12 kg of coffee at 94C. What is the final temperature? Assume the specific heat capacities of the two liquids are the same as water, and disregard any energy transfer to the liquids’ surroundi...

Math
Steve can run 3.5 miles in 30 minutes. If Steve increases his rate by 1/2 mile per hour, how far will he run in 2 hours?

American National Gov.
The American bureaucracy conjures up the following images except cumbersome “red tape.” civil servants who are inefficient, unresponsive, and unhelpful. officials who have amassed power and who act against the rights of citizens. a system that can act quickly in a cr...

American History
I also choose B

American National Gov.
I'm sorry I didn't know how this board worked so I am going back and giving the best answers I can

American National Gov.
I think it's D but not 100% sure

American National Gov.
For Max Weber, the bureaucracy was the highest form of rationality because bureaucrats would become cogs in the wheel. it was impersonal. it was personal. it was ordered by impartial rules or laws

American National Government
Thanks I went back to my text the answer is A

American National Government
I believe the answer is A

American National Government
Theodore Lowi suggested the remedy for cumbersome bureaucracy was returning to juridical democracy. delegating even more authority. reducing the size of government. throwing money at the problem.

American National Government
The 2000 presidential election is an example of where it is possible to win the popular vote but not have a majority vote in the Electoral College. become President by losing both the Iowa Caucus and the New Hampshire Primary. become President without having a recount of ballo...

American National Government
I just read the definitations for these and I think A is the answer plaes let me know if it makes sense

American National Government
The tendency of Congress to defer to the President in foreign policy has at times led to an American dictatorship. a plebiscitary presidency. an imperial presidency. active-positive presidents

EMT basic
You and your partner are returning a patient from the Emergency Department to the local nursing home in an ambulance. Your partner is attending to the patient and you are driving. You put the radio on your favorite music station and crack the windows to let the crisp winter ai...

Algebra 2 help.
For the function f(x)=(3-4x)^2, find f^-1. Determine whether f^1 is a function.

Stuck on this Algebra 2 question!
what is the solution of the system of equations? 2x+2y+3z=-6 3x+5y+4z=3 2x+3y+4z=-10

Anyone want to help me?
Solve the equation or formula for the indicated variable. s=6r^5t for t

help!!!!
Combine like terms. What is a simpler form of the expression. -3(-y-2)+5y

Finance
Now that you have a full time job you are ready to start investing for retirement. Your corporation will match 50 cents of each dollar that you put in your 401K account up to the first $7,000. You have altogether $15,000 that you can afford to save this year. How should you sp...

math
6-mile perimeter. The length is 4 times the width.what is the length width

volcanoes
what supplies do you need to make a volcanoes lava if you were to make a volcano. What would be the best thing to use to make a volcano?

Science help,please...
I am just kidding. What grade stuff is this?

Science help,please...
What grade are you in and are you cheating?

Chemistry
Sodium vapor lamps are often used in residential street lighting. They give off yellow light with a frequency of about 5.91 × 1014 Hz. What is this wavelength in nm?

chemistry
Thank you

chemistry
Potassium metal, K, is more reactive than sodium, Na. Calcium, Ca, is less reactive than sodium. The comparative reactivity of these metals is K > Na > Ca. Explain the reactivity differences of K, Na and Ca based on their atomic structure.

chemistry
First off, how do you eve find out if it would be colored or colorless? Will aqueous solutions of the following salts be colored or colorless? Explain. a. Titanium (II) chloride b. Beryllium chloride c. Tin (II) nitrate d. Iron (III) nitrate

Chemistry
The most chemically reactive metal elements are the alkali metals. They react spontaneously with water or other substances in the atmosphere and must be stored under oil. a. What type of reactions will these metals undergo? b. Explain why these metals are so reactive in the ty...

chemistry
The letters CHEMISTRY were spray painted in blue paint on the snow. After a while the sun comes out and the snow under the blue paint melts while the snow around the letters do not. Why did the snow under (rather than around) the blue paint melt?

Math
a parking lot can allocate 3 compact car spaces for every 2 spaces for full sized cars. if part of the lot has space for 40 full sized cars, how many compact cars could it hold if the parking lines were redrawn?

Math
Find the missing sides of the similar triangles ABC and DEF. AC=2 AB=5 CB=? DF=4 FE=8 DE=?

Math
Explain why the lengths of the corresponding sides of rectangles ABCD and EFGH vary proportionally. I cant post the picture of the triangles but the length of the first triangle DA=44 and the width AB=88. The second triangles length HE=35 and width EF=70

Math
Solve the proportion: 2/3 = 8/x-1

Math
Solve the proportion: x/20 = 5/8

chemistry
given 10.8 grams of substance y,if the substance absorbs 231 kilojoules of energy and the specfic heat of substance is 6.55 J/g*0C what is the heat change

math
the total capacity of 1 carton is the same as the total capacity of 2 identical cups. If 1.8 liters of water are needed to fill up 3 identical cups and 2 identical cartons, what is the capacity of a cup? express your answer correct to 2 decimal places

Physics
A person pushes on a 56-kg refrigerator with a horizontal force of -251 N; the minus sign indicates that the force points in the −x direction. The coefficient of static friction is 0.7. (a) If the refrigerator does not move, what are the magnitude and direction of the st...

Physics 2
A 3.0-g string, 0.14 m long, is under tension. The string produces a 200-Hz tone when it vibrates in the third harmonic. The speed of sound in air is 344 m/s. Find the tension in the string.

math
Lisa runs 6 miles in 55 minutes, at the same rate, how many miles would she have ran in 44 minutes?

Physics
Suppose that the gravitational acceleration on a certain planet is only 3.1 m/s2. A space explorer standing on this planet throws a ball straight upward with an initial velocity of 35 m/s a) What is the velocity of the ball 4 seconds after it is thrown? m/s (b) How much time e...

child day care
first founded as a parent cooperative, is/are one of the best examples of successful early childhood school-family partnership.

world history
identify and describe two ways in which American federalism has changed since the ratification of the constitution

Math
-7(2a2-4) Multiply

MATH
but when h is 0 t=0....

MATH
Given that logbase2 a+logbase2 b=3 , calculate all the possible integer values of a if b is also an integer value. Explain your reasoning.

MATH
Given that x=logbase3 5 and y=logbase3 2 , rewrite logbase3 60 in terms of x and y.

algebra
change pints to gallons. 1 1/2 pints = 3/16 gallon 3/16 x _____ = ____ create proportion. 6^3 24^3 6^3 * x = 24^3 * 3/16 216 * x = 13824 * 3/16 simplify 216 * x = 2592 divide both sides by 216 x = 12 gallons

Physics
A car is stopped at a traffic light. When the light turns green, the driver accelerates so that the car is going 10 m/s after 5s. What is the car’s average acceleration?

Aviation
Does the engine of a Cessna 162 have an alternate air source? How many fuel pumps does the Cessna 162 have? Your help is very much appreciated!

ashford university
Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.”

HCS/212
7. Have you personally or professionally noticed any changes in the way health care information or services are researched or accessed? Explain your response. 8. Are you finding that there is an increase or a decrease in options for finding or researching information about hea...

algebra
Complete the following word problems. 14.It takes 9 hours for Isabella to rake leaves by herself,but her brother Matthew can work three times as fast.If they work together, how long will it take them to rake leaves? Rate Time Work Done Isabella Matthew

Chemistry
What are the healthcare applications of biochemical, pharmaceutical and diagnostic chemical reactions?

Calculus 3
wow thank you! How did you find the limits for x and y?

Calculus 3
Let G be the region in the first octant that is inside both the cylinders x^2+y^2=1 and y^2+z^2=1. Use a triple integral to evaluate the volume of G.

Calculus 3
The following parametric equations describe a portion of a shperical surface: x=4cosusinv y=4sinusinv z=4cosv where 0<=u<=pi/4 and 0<=v<=pi/2 Find the surface area of this portion of the sphere.

c-justice 200
Should judicial review be eliminated? Provide a detailed explanation for your answer. b) If judicial review were eliminated, what alternative means could be used to interpret the meaning of the Constitution?

c-justice 200
Should judicial review be eliminated? Provide a detailed explanation for your answer. b) If judicial review were eliminated, what alternative means could be used to interpret the meaning of the Constitution?

Calculus 2
Find the arclength of y=x^3/3+1/(4x) from 1 to 2. I know that arclength is the integral from 1 to 2 of the sqrt of (1 + (y')^2)dx, but have not been able to figure out how to evaluate the integral. Your help is much appreciated!

math
monica spent 8/13 hours listening to tapes of beethoven and brahms. she spent 2/5 hours listening to beethoven. how many hours were spent listenign to brahms

Physics
A man seeking to set a world record wants to tow a 122000-kg airplane along a runway by pulling horizontally on a cable attached to the airplane. The mass of the man is 95 kg, and the coefficient of static friction between his shoes and the runway is 0.74. What is the greatest...

Physics
A rescue helicopter is lifting a man (weight = 797 N) from a capsized boat by means of a cable and harness. (a) What is the tension in the cable when the man is given an initial upward acceleration of 0.711 m/s2? (b) What is the tension during the remainder of the rescue when ...

Trig
What is the exact value of tan(s+t) if sin(s+t)=56/65. And cos(s)=5/13 and sin(t)=4/5. Everything is in the first quadrant

calculus 1
A kite 100 ft above the ground moves horizontally at a speed of 10 ft/s. At what rate is the angle (in radians) between the string and the horizontal decreasing when 200 ft of string have been let out?

math
Find the density of an object which has a mass of 360 grams and fills a volume of 36 mL.

calculus
A batter hits a ball 3 feet from home plate along the path x=69t, y=3+40t-16t^2. How long is the ball in flight and how far does it travel?

math
Find an equation of the line that passes through the point and has the indicated slope m. (23, 5); m = -2 y=?

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