Wednesday

July 30, 2014

July 30, 2014

Total # Posts: 61

**world history**

what did the north and south believe about the compromise of 1850?

**Math**

f(x) = (x)/(√(x+3)) f(-x) = (-x)/(√(3-x)) -f(x) = -(x)/(√(x+3))

**math**

a sand pile in a shape of an upside-down cone has a volume of 350 m2 . The diameter of the base pof the pile is 7m. what is the height of the sand pile?

**math**

a sand pile in a shape of an upside-down cone has a volume of 350 m2 . The diameter of the base pof the pile is 7m. what is the height of the sand pile?

**math**

a sand pile in a shape of an upside-down cone has a volume of 350 m2 . The diameter of the base pof the pile is 7m. what is the height of the sand pile?

**Precalc**

A tower is supported by a guy wire 610 ft long. If the wire makes an angle of 69 degrees with respect to the ground and the distance from the point where the wire is attached to the ground and the tower is 125 feet. a) State if the law of sines or cosines should be used for th...

**sciencwe**

rosa boat is padding upstream at 1.25 m/sec. and the water in the river is flowing at .50 m/sec to the banks of the river. calculate the resultant velocity

**Pre-Calculus **

Assume sin A = sin B. If A = π/8, find B. Please show work so I'll know what to do.

**chemistry**

what is an indicator for chemistry? How is this for a definition? Thanks A susbtance that changes colour when added to a base or an acid. The colour it changes to will depend on which it is added to.

**chemistry**

What type of chemical reaction is this? Is it double displacement? Thank you! HCL + NaOH – H20 + NaCl

**6th grade spelling**

ok because I really dont wanna do this tom. so I just like ya idk lol

**6th grade spelling**

would #5 be revision?

**6th grade spelling**

Now what is the Following with the same words: 2. six___________ in one million 5. a ____________ of an essay please help!!!!!!!!!!!!!!!!!

**6th grade spelling**

Here are the words you have to choose from: energy; construct; prediction; include; allegiance; acquaintance; disagreement; stereos; legend; voluntary; revision; igloos; conclude; kangaroo; zeros; argument; summary; decision; alligator; allowance. Here are the questions I am s...

**Math**

0.000010 i think im not sure bout that but idk.

**Physics**

A young woman in the flag corps throws her flag 2.1 meters into the air. How fast was the flag moving when she released it? How long was the flag in the air before she caught it again?

**Physics**

A young woman in the flag corps throws her flag 2.1 meters into the air. How fast was the flag moving when she released it? How long was the flag in the air before she caught it again?

**Physics**

A handball is hit toward a wall with a velocity of 15.0 m/s in a positive (forward) direction. It returns with a velocity of 10.0 m/s in a backward (negative) direction. If the time interval during which the ball is accelerated is 0.025 s, what is the handball's average ac...

**english**

In the book The devil's arithmetic, what are two symbols?

**Science-Motion **

How could an object accelerate while still traveling at a constant speed

**Accounting**

E3-5 Drew Carey Company has the following balances in selected accounts on December 31,2008. Accounts Receivable $ -0- Accumulated Depreciation—Equipment -0- Equipment 7,000 Interest Payable -0- Notes Payable 10,000 Prepaid Insurance 2,100 Salaries Payable -0- Supplies 2,...

**College Chemistry**

Determine the pH of a solution that contains 5.3*10^-2 M in HClO4 and 3.0*10^-2 M in HCl?

**chemistry**

how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2

**chemistry**

how many grams of water can be formed when 28.7 grams of CH4 reacts with 45.8 grams of O2

**physics**

30 n

**Trig**

Solve for 0<x<2pi ---> (2radical2)cos^2(x)-(radical2-2)cos(x)-1=0

**Trig**

Solve for 0≤x≤2π ---> (2√2)cos²(x)-(√2-2)cos(x)-1=0 much thanks .

**Chemistry**

An "empty" container is not really empty if it contains air. How may moles of nitrogen are in an "empty" two-liter cola bottle at atmospheric pressure and room temperature (25 degrees celcius)? Assume ideal behavior.

**math**

Can you help me with the steps needed to solve this inequality?5x-8<5+4x x=2

**Math**

5).Hat size are determined by the measuring the circumference of the head in either inches or centimeters. Use ratio and proportion to complete the following table. Hat size Head circumference Head Circumference 7 ½ to nearest 1/5 inch to the nearest centimeter 7 3/8 23...

**chemistry**

C6H12O6(s) +6CO2(g) +6H2O9g) 1) given 2 moles of glucose and 14 moles of O2, how many moles of CO2 could be produced? 2) which is the limiting reactant ? 3) how many moles of the excess reactant remain?

**11th grade**

For a child's birthday party, her family perpares goodies bags for the guests. each goodie bag contains 1 notepad, 2 pencils, 1 whistle, 2 cans of silly strings, 3 gummy bear packs, and 1 yo-yo. their current inventory is 30 notepads, 50 pencils, 28 whistles, 45 cans of si...

**math**

1.The base of a triangle is 5cm greater than the height. The area is 33cm(2). Find the height and the length of the base? Height? Base? 2. Factor X(2)-7x 3.Factor 5a(6)-1080a(3) 4. Find the GCF 5x(9),5x,-20= For this one I think the gcf is 5 Is this correct? 5. Factor by group...

**5th grade math**

hi my name mickey as u can see am smarter than a 5 grade ok and am in the 6 grade so know u now ok

**mat 115**

If $1,000.00 is deposited into an account paying 3% interest compounded annually (at the end of each year), how much money is in the account after 5 years? (Round to the nearest cent.) I cannot remeber the formula for this problem can you help

**accounting**

These questions are so confusing. So I was wondering what are each of the formulas to solve each question or what steps I need to take to complete them? I've been trying and I can't find the correct answer. ____ 11. The Dayton Corporation began the current year with a ...

**english**

I have written this essay and I would be happy to get your feedback on it please.. thanks very very much!!! Iago is a man blinded by envy and anger, with a goal in mind for everyone to become equally jealous, which is the aim that he completes through his betrayal and manipula...

**Math - extrapolation**

The forward difference formula can be expressed as : f'(x0) = (1/h)[f(x0+h)-f(x0)]-(h/2)f''(x0)-(h^2/6)f'''(x0)+O(h^3). Use extrapolation to dervive an O(h^3) formula for f'(x0)

**Managerial Finance**

The IF for the future value of an annuity is 4.5 at 10% for 4 years. If we wish to accumulate 8,000 by the end of 4 years, how much should the annual payment be

**Managerial Finance**

You recently posted this answer (High degree of combined leverage), to the following question: A conservative financing plan involves: Are you sure the answer is not, heavy reliance on equity?

**math**

1. (1 pt) Let g(y) = 8y2 + 13y + 5. A function f is known to be continuous on ( −∞, ∞), to satisfy g ◦ f (x) = 0 for all real x and it is known that the value f (8) is not equal to −1. You have enough information to determine f precisely.

**science**

What amount of fat should be eaten each day for: a)men b)women

**science**

What is the recommended amount of fat for: a)men b)women

**6th grade**

for their puny arms

**science**

A Graph Shows Distance On The Vertical Axis And Time On The Horitzonal Axis. If The Speed Is Steadily Increasing. What Will The Line Representing Speed Look Like On The Graph? (I believe the answer is A) A. It will be a straight diagonal line b. It will be a straight line that...

**Physical Science**

The entire physical universe is called__________?

**Study Vocabulary**

Does anyone know of some good ways to study vocabulary?

**Chemistry**

Which of the following is an example of a Homogeneous mixture? a. the hydrogen and oxygen atoms that make up water b. A typical soil sample c. a bottle of table vinegar

**Chemistry**

which of the following elements does not form bonds easily because it has a full outer shell? a. Aluminum b. Carbon c. Helium d. Calcium

**Chemistry**

A compound containg 3 atoms of carbon and 8 atoms of hydrogen is combined in a reaction with oxygen molecules. The two end products of this equation are carbon dioxide (CO2) and water. What element should you look at first in balancing this equation? Is the answer a.b.c or d? ...

**english**

use resourses and give proper citations to the author.

**math**

How to simplify : 9 to negative 2 X to negative 1 Y to zero and X I hope you understand

**science**

What is the cell theory

**Math**

Mr.Lin gave $3600 to his wife and kids. His wife got $500 more than the first child. The second child got half of what the first child got, how much did the first child receive?

**english**

He pressed his hand against the protruding bundle under his jacket. Would the word bundle be a noun, or protruding(possible gerund?)

**need some help**

what would the nouns be in this sentence?Undoubtedly it was colder than fifty below--how much colder he did not know?

**chemistry**

what is the atomic number of ununhexium and the full symbol is this a transitional element that is a metal and what is its highest hydride and highest fluoride of ununhexium thanks What is known about Uuh can be found here. Look for element number 116. Go to www.webelelements....

**chemistry**

how do i calculate %of arsenic and oygen by mass and chem composition of the oxide that has been formed 0.702 sample of arsenicheated, material in boat, oxide of arsenic with mass of 0.927g please help %As = [(mass As)/mass oxide]x100=?? %O = [(mass O)/mass oxide]x100=?? From ...

**chemistry**

what evidence supports the clarification that H2Se 03 is an acid and how do i identify the positive ions present inthe aqueous solution I am a little confused by the word "clarification" in your question. What evidence do you have? Could you measure the pH of the sol...

**math**

a professinal basketball player is about how many meters tall? two meters is about six feet six inches, right?

**Economics**

Suppose the minimum wage is above the equilibrium wage in the market for unskilled labor. Using a supply-and-demand diagram of the market for unskilled labor, show the market wage, the number of workers who are employed, and the number of workers who are unemployed. Also show ...

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