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August 29, 2014

Posts by anna


Total # Posts: 1,927

English
What are some differences between Beowulf and Wanderer?
November 7, 2010

English
Is there any basic format for a graphic organizer?
November 7, 2010

english
I really don't understand how to scan a poem for iambic pentameter. Help!!
November 7, 2010

english
does this sentence make sense? They’re excited about the spring fling Hannah replies, as she her cheeks stain scarlet.
November 6, 2010

english
I need to contrast and compare Beowulf's speech (lines 365-428) with Gaiwain's speech (lines 343-361)
November 6, 2010

12th grade
I am assuming you are talking about committees... Committees examine each bill and combine like bills to create a final bill that is presented to the Legislature.
November 5, 2010

Anonymous and bobpursley
can you please Anonymous and bobpursley explain this to me. Please and thank you
November 4, 2010

physics
okay but can you explain to me how to find N1 and N2
November 4, 2010

physics
can u explain to me what you mean by y direction is equal to and for the force *distance *the angle i don't know the angle for the question
November 4, 2010

physics
you just have to add w w w to the website
November 4, 2010

physics
img145.imageshack.us/img145/7130/picture1n.png this is basically the diagram to my question A person of mass m = 62 kg is doing push-ups as shown in the attached figure. The distances are a = 91 cm and b = 60% of l1. Calculate the vertical component of the normal force exerted...
November 4, 2010

math
use the distributive property so 100*20 and 100*40 then multiply them :)
November 4, 2010

Chemistry
A certain brand of iron suppluement contains FeSo4 7H20 with miscellaneous binders and fillers suppose 22.93 mL of KMnO4 solution used in the question above are needed to oxidize Fe2+ to Fe3+ in a 0.4927g pill. What is the mass percent of FeSo4 7H20(molar mass 278.03 g/mol) in...
November 2, 2010

CHEMISTRY
Thanks
November 1, 2010

precalc
If a savings fund pays interest at a rate of 10% per year compounded semiannually, how much money invested now will amount to $5000 after 1 year? Please round the answer to the nearest cent.
October 31, 2010

Physics
Your car is stuck in the mud and two friends are helping you. One is pulling on your car with a force of 370 N at a 40 degree angle and the other is pulling with a force of 450 N at a 30 degree angle. A force of 725 N is required to remove the car. Is the car still stuck? ...
October 29, 2010

1st grade
how are elephant and dinosaur and whales are alike
October 27, 2010

Science
Cannabis tricks nerves in the brain into sending distorted messages. Which of the drugs effects on the body could this explain??? Helpp!
October 22, 2010

Physics
What is the equation for average velocity given x1 (initial distance), x2 (final distance), t1 (initial time) and t2 (final time)?
October 21, 2010

pre calc trig check my work please
sin x + cos x -------------- = ? sin x sin x cos x ----- + ----- = sin x sin x cos x/sin x = cot x this is what i got, the problem is we have a match the expression to the equation work sheet and this is not one of the answers. need to figure out what im doing wrong so i can ...
October 20, 2010

3rd grade math
use any method estimate 667-651
October 20, 2010

3rd grade math
use any methond to eastimate each difference
October 20, 2010

Math
Meg wants to install square tiles in a rectangular room. How can identifying common factors help her decide if any tiles will need to be cut? Use numbers to help you explain. And if the rooms aren't the size of the tiles then what do I do?
October 16, 2010

Food
main nutrient suppkied by meat and alternatives is carbohydrates?
October 15, 2010

Food
Main mineral supplied by dairy products?
October 15, 2010

Business
How can lean manufacturing and near-sourcing help a company gain a competitive edge and prepare for the future?
October 14, 2010

pleaese help math
12p^2q|7mn^3|3p^3q^3|21n^4
October 13, 2010

math
-3v+3 _______ 6v+5 is to make sense, the values that v can take must be restricted. State the restriction on v
October 13, 2010

math 208
21n^4 ______ 5x^3y^4 _______ 7mn^2 _______ 20x^2y
October 13, 2010

8th grade math
its 2/3
October 13, 2010

math 209
machine produces 192 bolts in 20 minutes. At the same rate, how many bolts would be produced in 50 minutes? thank you
October 13, 2010

math 209
A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient weighing 108 pounds requires 135 milligrams of medicine. What is the weight of a patient who requires 260 milligrams of medicine?
October 13, 2010

business
Today's progressive managers:
October 10, 2010

math
2" diameter cardboard core
October 8, 2010

math
what is the formula to estimate the amount of fabric that is on a 2" cardboard core?
October 8, 2010

Physics
23.3
October 8, 2010

Discreet Mathematical Structures
Use proof by contraposition to prove the following statement: If A is the average of two positive real numbers then one of the two numbers is greater than or equal to A. Proof. Domain: positive real numbers P: A=(x+y)/2 Q: x is greater than or equal to A or y is greater than ...
October 7, 2010

physics
A baseball player hits a baseball (m = 0.145 kg) The ball is initially traveling horizontally with speed of 36 m/s. The batter hits a fly ball as shown, with a speed vf = 54 m/s. (a) What is the magnitude and direction of the impulse imparted to the ball? (b) If the ball (m = ...
October 5, 2010

calculus
can someone check these for me: 18. All edges of a cube are expanding at a rate of 6 cm per second. How fast is the volume changing when each edge is a) 2 cm and b) 10 cm. a)72 cm^3/sec b)1800 cm^3/sec 20. The formula for the volume of a cone is v=(1/3)(pi)(r^2)h. Find the ...
October 5, 2010

Calculus
The answer is f'(x)=2((x^2+3)^5+x)[5(x^2+3)^4(2x)+1] I don't understand where the +1 at the end comes from
October 3, 2010

Calculus
find the derivative of f(x)=((x^2+3)^5+x)^2 using the chain rule. I know that I would start with f'(x)=2((x^2+3)^5+x) but I don't know how to do the rest
October 3, 2010

physics
Using the equation provided we can just substitute our knowns and solve for a. (15m/s)^2=(0m/s)^2+2a(1m) a=112.5 m/s^2 F=ma F=(60kg)(112.5m/s^2) 6750 N
October 2, 2010

math
Estimate f′(−3) where f(x) = x^3 + 8x^2 − 10x − 1 to within one decimal place by using a small enough interval. f′(−3) ≈
October 1, 2010

math
(i) Compute the average rate of change over the shortest interval to the left of the point of interest (for instance, for the interval from 6 to 9). (ii) Compute the average rate of change over the shortest interval to the right of the point of interest (for instance, for the ...
October 1, 2010

business
free cash flow
September 28, 2010

descriptive essay
bobpursley- The essay has to describe a place. The thesis has to have a key term that refers to the place we are describing.
September 27, 2010

descriptive essay
Thesis statement: My bedroom, which I share with my boyfriend and my daughter, is unbearably crowded. The professor wants one paragraph describing something to contrast to our main idea. That paragraph is about my mom's house. The rest of the essay is describing my bedroom.
September 27, 2010

descriptive essay
This is my introduction paragraph for a descriptive essay. My professor told me that the thesis was a fact, not an idea. Is there a way that I can reword it to make it an idea? Though being a parent is one of the greatest joys of life, teen parenting comes with a few ...
September 27, 2010

calc
Thats what I got whenever I simplified it
September 27, 2010

calc
Find the derivatives of the following functions using the differentiation rules. f(x)=(x^3-2x^2+x+1)(sqrt(x)-3x+9) I did: f'(x)=[x^3-2x^2+x+1][(1/2x^(-1/2)-3]+[x^(1/2)-3x+9][3x^2-4x+1] which I got to be [-12x^3+(7/2)x^(5/2)+46x^2-5x^(3/2)-42x+(3/2)x^(1/2)+6]/[2x^(1/2)] I ...
September 27, 2010

Algebra 2
How do you factor u^2 - v^2 + 2v + 1?
September 26, 2010

Geometry
I have this much so far (1+x)/9 = 2/5 or x = 13/5 = 2.6 ft I am unsure of how to work out the rest of the problem. A wooden board is placed so that it leans against a loading dock to provide a ramp. The board is supported by a metal beam perpendicular to the ramp and placed on...
September 26, 2010

Geometry
PLEASE! Someone help me with geometry!? A wooden board is placed so that it leans against a loading dock to provide a ramp. The board is supported by a metal beam perpendicular to the ramp and placed on a 1 ft. tall support. The bottom of the support is 9 feet from the point ...
September 22, 2010

english
read the following sentences and underline each word or phrase that signals a comparison or contast clue. circle comparison or contrast, depending on the clue. then write the meaning os each italicized word. 1.) We thought we were seeing the real painting, but it turned out to...
September 22, 2010

PHYSICS
Taylor Swift leaves Philadelphia for a concert in Dallas. Kellie Pickler leaves at the same time, but in a different tour bus. After 2 hours, Taylor's bus has traveled 50% further than Kellie's bus. If Taylor's bus is going 30mph faster than kellies's bus, how ...
September 21, 2010

PHYSICS
Thank you
September 21, 2010

PHYSICS
The roadrunner leaves Pittsburgh at 7:15 in the morning at 10mph. He is headed toward Cleveland which is 131 miles away. If the coyote leaves 15 minutes later, what speed will he have to travel to get there at the same time as the road runner?
September 21, 2010

Algebra
you're welcome!
September 21, 2010

Algebra
I found this example on purplemath You coul use this and apply knowledge. This is the original equation. x2 + 6x – 7 = 0 Move the loose number over to the other side. x2 + 6x = 7 Take half of the x-term (that is, divide it by two) (and don't forget the sign!), and ...
September 21, 2010

Physics
The roadrunner leaves Pittsburgh at 7:15 in the morning at 10mph. He is headed toward Cleveland which is 131 miles away. If the coyote leaves 15 minutes later, what speed will he have to travel to get there at the same time as the road runner?
September 21, 2010

Physics
Two cars start from the same place at the same time. After two hours, one car has traveled 30% farther than the other. If one car's speed is 20mph larger than the other car's speed, what are teh speeds of the cars? Solve algebraically
September 19, 2010

algegra
Volume= length *width*height. Area is length*width. Therefore to find the volume you just need to multiply 56*6 which is 336
September 19, 2010

biology
energy that is lost at each trophic level of an ecosystem is replenished by????
September 19, 2010

calculus
how did you get all of those x's with exponents?
September 19, 2010

calculus
sorry i should have put lim tan(x)/x
September 19, 2010

calculus
I broke that down into the lim of sinx/(xcosx)
September 19, 2010

calculus
lim as x approaches 0 of tanx/x
September 19, 2010

Calculus
no its a 2.
September 18, 2010

Calculus
We don't start derivatives until the next chapter. I'm just don't understand how you can determine each side of a limit seperately without using a graph or chart.
September 18, 2010

Calculus
But now if it does not exist we have to go back and look at the limit as the function approaches from the left and from the right and describe the behavoir of the function for example if it approaches infinity or negative infinity. I don't know how to do that analytically ...
September 18, 2010

Calculus
Our professor wants us to evaluate the limits analytically without using a table or a graph, and if it doesn't exist we must describe the behavor near the limit point. I'm not sure how to evaluate each side of a limit seperately without looking at a table or graph. ...
September 18, 2010

Algebra 2
thanks
September 18, 2010

Algebra 2
Is the solution to 0 ≤ |4u - 7| u ≥ 7/4?
September 18, 2010

Algebra 2
-(y+3) = 2y - 5 -y-3 = 2y-5 -3y = -2 y = 2/3 Is this how to solve the equation?
September 18, 2010

Algebra 2
What two equations can you write from |y+3|+5=2y? I know one is y+3=2y-5, which becomes 8. Is there another equation possible?
September 18, 2010

Algebra 2
thanks
September 18, 2010

Algebra 2
|2(-3)| + 3 = -3 9=-3 ?
September 18, 2010

Algebra 2
Is it possible to solve |2x| + 3 =x? I got x= -3, but it doesn't seem to work when you plug it into the original equation to check it..
September 18, 2010

french
Isn't the feminine form without the s, like noire?
September 18, 2010

Algebra II
What's the solution for -5 < 1 - 2k < 3? Is it 3 > k >-1 or is it -1 < k < 3? I'm not sure if you have to switch the order of the numbers also when you're dividing it by a negative number..
September 15, 2010

calculus
Find the limit if it exists. The limit of (sqrt(x+1)-2)/(x-3) as x tends to 3. The limit of (sqrt(x+5)-sqrt(5))/x as x tends to 0
September 12, 2010

Physics
kg for the 4 x 10^-26
September 10, 2010

Physics
How many uranium atoms are there in 8.4 g of pure uranium? The mass of one uranium atom is 4 x 10^-26
September 10, 2010

Math - factoring
Solve by factoring: 1.) x^2 - x - 12 = 0
September 9, 2010

Geometry
A wooden board is placed so that it leans against a loading dock to provide a ramp. The board is supported by a metal beam perpendicular to the ramp and placed on a 1 ft. tall support. The bottom of the support is 9 feet from the point where the ramp meets the ground. The ...
September 9, 2010

algebra
if i had 8765.00 in my bank and i made 9006.04 in twelve months with out puting any money in the bank what is the intrest rate that i have
September 8, 2010

Biology
Which of the following is a polymer of an amino sugar? a.) cellulose b.) chitin c.) glycogen d.) starch
September 7, 2010

english
What are some colorful, playful phrases from Angela's Ashes by Frank McCourt like, "stuff his gob with toffee galore" " 'tis raining abroad, pelting out of the heavens" and "legless with the sherry". And please say in what chapters they are?
September 5, 2010

Math - Solving Graphically
1. 8 + 7x =2x² I used my calculator to graph this and got x is about 4.41 and -.904 2. 1/3x² - 15 = 0 Again, I graphed on my calculator and got x is about 6.70 and -6.70 Are these answers accurate and is there another way to solve?
September 1, 2010

psychology
How has early memory research concerning the growth of cognitive perspectives in psychology changed over the course of the 20th century?
August 28, 2010

Geometry
A wheel with a radius of 13 rolls along level ground and makes 4 1/2 revolutions per second. Assuming the circumference to be 3.1416 times the diameter, how far does the wheel travel in 8 seconds?
August 23, 2010

chemistry
HAHAHA THAT IS SO EASY HAHAHA
August 15, 2010

Physics
The flywheel of a steam engine runs with a constant angular speed of 321 rev/min (in the counterclockwise direction). When steam is shut off, the friction of the bearings stops the wheel in 1.9 h. (a) What is the constant angular acceleration, in revolutions per minute-squared...
July 27, 2010

math
The winning time int he womens Olympic 200 meter dash w is a function of the year x in which the event was run, starting with 1948 and is given by the equation w= f(X)= -0.0661X+152.8 A. PREDICT THE WINNING TIME FOR THE 1988 OLYMPICS. ( THE ACTUAL TIME WAS 21.34 SECONDS) B. ...
July 26, 2010

Finance
Bond X is a premium bond making annual payments. The bond pays an 8 percent coupon, has a YTM of 6 percent, and has 13 years to maturity. Bond Y is a discount bond making annual payments. This bond pays a 6 percent coupon, has a YTM of 8 percent, and also has 13 years to ...
July 23, 2010

Physics-Gravity
A 17.0-kg satellite has a circular orbit with a period of 2.31 h and a radius of 9.10×106 m around a planet of unknown mass. If the magnitude of the gravitational acceleration on the surface of the planet is 8.10 m/s2, what is the radius of the planet?
July 17, 2010

Physics-Gravity
then how do i get the altitude after i solve for r subtract the radius of pluto?
July 17, 2010

Physics-Gravity
A orbiting satellite stays over a certain spot on the equator of (rotating) Pluto. What is the altitude of the orbit (called a "synchronous orbit")? Do I use T^2=4pi^2/GM x r^3?
July 17, 2010

PSYCHOLOGY
A. some undiscovered third variable that is independent of nature and nurture has the largest influence on development
July 17, 2010

Math
If 7y+9 represents an odd integer, which of the following represents the next smallest odd integer? a. 7(y-2)+1 b. 7(y-2) c. 7(y+3) d. 7(y+2) e. 7(y+1)
July 6, 2010

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