Tuesday

March 3, 2015

March 3, 2015

Total # Posts: 739

**Math**

Thank you again! :0)
*June 9, 2010*

**Math**

What is the difference between domain and range?
*June 9, 2010*

**Algebra**

Thank you.
*June 8, 2010*

**Math**

Thank you! :0)
*June 8, 2010*

**Math**

Thank you. Are there not any linear equations that do not have a slope? What would they be called?
*June 8, 2010*

**Math**

Are all linear equations functions? Why or why not?
*June 8, 2010*

**History**

its a question for a penn foster test ( early faces of western art )
*May 30, 2010*

**Algebra**

Thanks
*May 27, 2010*

**Algebra**

If you replace the equal sign of an equation and put an inequality sign in its place, is there ever a time when the same value will be a solution to both the equation and inequality?
*May 27, 2010*

**science**

what is it because i am in year 7 and if I do not have it I will get 1 hour det
*May 16, 2010*

**Philosophy**

I figured it out thanks anyway. =0)
*April 27, 2010*

**Philosophy**

My text explains the answer to this question, however I do not understand the answer. Instead of posting the entire text I was wondering if anyone could explain this to me in Laymans terms. Thanks. How did financial considerations and the international market affect the pre-...
*April 27, 2010*

**chemistry**

Thank you anonymous and DrBob222!
*April 27, 2010*

**chemistry**

What is the volume of 45.0g of nitrogen monoxide, NO, at 20 C and a pressure of 740 mm Hg? Please someone can check my work is right or not? NO = 14 + 16 = 30 54.0g / 30 = 33.60 L 273K/293K = 0.932 atm 740 mm Hg = 740 torr = 0.974 atm 33.60L x 0.932 x 0.974 = 30.50 L Answer; ...
*April 27, 2010*

**chemistry**

Thank you so much both of you. It really help me to understand. :)
*April 15, 2010*

**chemistry**

How many milliliters of NH3 (at STP) are needed to react with 45.0 mL of NO2 (at STP) according to the equation. Can someone please... help me? 8NO2 (g) + 6NH3 (g) --> 7N2) (g) + 9H2O (g) IS this help? a) 45.0 mL b) 27.5 mL c) 33.8 mL d) 60.0 mL
*April 15, 2010*

**chemistry**

How many milliliters of NH3 (at STP) are needed to react with 45.0 mL of NO2 (at STP) according to the equation. Can someone please... help me? a) 45.0 mL b) 27.5 mL c) 33.8 mL d) 60.0 mL
*April 15, 2010*

**chemistry**

Someone can help me please? A gas sample weighing 0.528 g is collected in a flask having a volume of 126 mL. At 75 degrees celcius the pressure of the gas is 750 torr. The molecular mass of the gas is closest to which one of the following? PV=nRT Thanks, DrBob222
*April 14, 2010*

**chemistry**

Someone can help me please? A gas sample weighing 0.528 g is collected in a flask having a volume of 126 mL. At 75 degrees celcius the pressure of the gas is 75 torr. The molecular mass of the gas is closest to which one of the following?
*April 14, 2010*

**chemistry 1**

it should be 2C4HO + 8O2 - > 8CO2 + H20
*March 7, 2010*

**CHEMiSTRY**

THANK YOU ! ( :
*March 7, 2010*

**CHEMiSTRY**

what is the relationship between the pressure of a gas and the absolute temperature when the volume is kept constant ?
*March 7, 2010*

**math**

3 + 13 = 16
*March 7, 2010*

**math**

pentagon * A pentagon has five sides .
*March 7, 2010*

**chemistryy**

thanks .
*March 7, 2010*

**chemistryy**

what is the relationship between the pressure of a gas and the absolute temperature when the volume is kept constant ?
*March 7, 2010*

**history**

What was the cause of the Panic of 1837? It means the same as too many people buying too much land with too little collateral.
*February 25, 2010*

**American Government**

if there is collision between the president and congress,can congress restain the president in foreign policy making?
*February 19, 2010*

**math**

do i have to multiply or divide?
*February 16, 2010*

**math**

sin 190 over 20 equals sin 47 over x.
*February 16, 2010*

**CHEMISTRY**

TO WHAT SPEED MUST AN ELECTRON BE ACCELERATED FOR IT TO HAVE A WAVELENGTH OF 3.0CM?
*February 10, 2010*

**Physics**

The answer is 4.00V
*February 5, 2010*

**medical office administration**

Acne is an example of a(n) A. papule. B. nodule. C. ulcer. D. vesicle. WOULD IT BE PAPULE?
*February 3, 2010*

**algebra**

how to rewrite the expression with positive exponents, please help, thank you.. (29xy)^-2/3
*January 27, 2010*

**algebra**

thanks bob, for all your help
*January 22, 2010*

**algebra**

the width of a rectangle is 1 ft less than the length, the area is 6 ft^2, what is the length and width? thank you
*January 22, 2010*

**math**

2X3
*January 20, 2010*

**algebra**

x^2-7x+3=0 1) exact solutions x=? 2) approx to 3 decimal places x=?
*January 20, 2010*

**Advanced Functions math**

Yes to get that i did: (5^x)^2 - 4(5^x) =12 5^x(1-4) = 12 -3(5^x)= 12 log(5^x) = log(-4) If you could show me the correct way to do it, that would be great! thanks!
*January 18, 2010*

**Advanced Functions math**

Could someone help me with this question? 5^(2x) - 4^(5^x) = 12 I got up to log (5^x)= log(-4) but it isnt correct since it can't be negative.
*January 18, 2010*

**Finance**

anthony bought a boat 3 years ago, and at that time he put a down payment of $25000 cash. today he made the second and final payment of $28 300, which includes the interest on the balance owing. anthony financed his purchase at 6.35%/a, compounded quarterly. determine the ...
*January 16, 2010*

**algebra**

write a quadratic equation having the given numbers as solutions. -4 and -1 thank you
*January 14, 2010*

**health care administration**

what is your view on health care
*January 13, 2010*

**Math **

Solve the equation for x in the interval 0<x<2pi 1/ 1+tan^2x = -cos x How would i do this? im thinking of maybe changing the 1+tan to sec^2x?
*January 11, 2010*

**Math-gr12**

how would i do that?
*January 11, 2010*

**Math-gr12**

How would I solve this equation for x in the interval 0<x<2pi tan^2x sinx - sinx/3 = 0 Please explain it step by step..ive been stuck on this question for far too long..sigh
*January 11, 2010*

**Trigonometry**

You use the double angle formulas.
*January 11, 2010*

**algebra**

write equivalent expression using radical notation (a^2b^2)^1/3
*January 6, 2010*

**government**

was ronald reagan considered strong or weak on foreign policy?
*December 31, 2009*

**DECIMALS**

write the appropriate numbers 1. add 15 parts of 0.01 2. add 9 parts of 0.01
*December 29, 2009*

**decimals**

add 3 parts of 0.1
*December 29, 2009*

**finance**

How much will Pauline pay in interest if she takes out a simple interest loan with a principal of $3,900 at 7.2% for three years?
*December 16, 2009*

**Math**

My cousin Robert was pushed into a pool. The pool was 6 feet Wide and 10 feet deep. The pool had soft walls. How did my Cousin Robert Emerge from the pool? Ans__________ Hint- We do not know if it's filled with water or not. It is a round pool. It is a ground pool.It has ...
*December 8, 2009*

**american**

Why do you think it was written in 1863(after two years of fighting in the Civil War)?
*November 18, 2009*

**antonyms**

lvht- love/ hate
*November 18, 2009*

**Algebra**

collect like terms 17a +6b-11a-9b= thanks
*November 13, 2009*

**Algebra**

translate to an algebraic expression, the product of 11% of some number
*November 11, 2009*

**Algebra**

find the indicated outputs f(x)=2x^2-3x f(0)=? f(-1)=? f(2)=? help?
*November 11, 2009*

**Algebra**

I need someone to refresh my brain on collecting like terms.. 17a + 6b - 11a - 9b= thank you
*November 10, 2009*

**history**

can you check this question Why did Napoleon invade Russia Napoleon invaded Russia because he wanted to complete his mastery of Europe.
*November 4, 2009*

**world history**

could you help me with this question Why did being a sea power help britain to survive an attack by the French?
*November 4, 2009*

**Algebra**

describe what the graph of interval [-4,10] looks like. thank you
*November 3, 2009*

**French**

Could you please check these Thanks you!!! Directions: Complétez Part 1 1. Au bord de la mer, on va à la ----------------. Answer: plage 2. Il faut mettre de la ---------- quand on prend un bain de soleil. Answer: créme solaire 3. Laure apprend à ...
*November 2, 2009*

**Algebra**

trouble with outputs.... Find the indecated outputs for f(x)=3x^2 - 5x f(0)=? f(-1)=? f(2)=? please help
*October 23, 2009*

**algebra**

The second angle of a triangle is three times as large as the first. The third angle is 20 degrees larger than the sum of the first two. What are the measures of the angles?
*October 22, 2009*

**Math **

There are no parenetheses
*October 20, 2009*

**Math **

im lost evaluate 30 divided by 5*3-2 all over/2-2divided by 3 Math - jim, Tuesday, October 20, 2009 at 5:39pm You 'll have to clarify that. Do you mean: 30 / (5*3-2)/ (2-2/3) ? Math - Diana, Tuesday, October 20, 2009 at 7:40pm no Ill try to write it out thirty divided by 5...
*October 20, 2009*

**Math **

thank you so much!
*October 20, 2009*

**Math **

I guess its a fraction sorry about typing these are the answers to chose from A)=0, B)= 2 1/4 C) undefined, D) -4 1/2 problem (-3)^3-9 then there is a line and under the line is 6/2*3-1
*October 20, 2009*

**Math **

(-3)^3-9 then there is a line and under the line is 6/2*3-1 please help a, 0, b2 1/4 cunndefined,d -4 1/2
*October 20, 2009*

**Math**

Which of the numbers 37,39,41,and 43, are prime numbers =37,41,43 Write 4/7 as a percent= 57.1%
*October 20, 2009*

**Math**

30 divided by 5 multiply by 3 subtract 2 then there is a line and under the is 2minus2divided by 3 any better?
*October 20, 2009*

**Math**

no Ill try to write it out thirty divided by 5 times 3 minus 2 all of this is over 2 minus 2 divided by three any better?
*October 20, 2009*

**Math**

im lost evaluate 30 divided by 5*3-2 all over/2-2divided by 3
*October 20, 2009*

**Algebra**

how to plot the equation and find the y intersect of y + x = -10 thank you
*October 7, 2009*

**AMERiCAN**

(1) What is a compromise? (2) How did the Great Compromise satisfy both small states and large states? (3) Describe the Three- Fifths Compromise? (4) In your opinion, which was more important in 1787, maintaining slavery or creating national unity?
*October 4, 2009*

**AMERiCAN**

Describe why Thomas Paine believes that it is “common sense” to declare independence?
*October 4, 2009*

**Math**

The first three elements of a number sequence are 1, 2, 3. ( As you can see, the middle number is one less than the product of its neighbors. This is true for the rest of the elements of this sequence. Now add the elements of the sequence up to a certain element. Could this ...
*October 4, 2009*

**math**

stumped on rounding to the nearest tenth. Decimals 1758.2 thank you
*September 30, 2009*

**Quotes**

Thank you so much. Now I get it!
*September 30, 2009*

**Quotes**

In the early years of confideration, they had a scope build on some beliefs and good intentions.
*September 30, 2009*

**Quotes**

Confederation George Washington said this
*September 30, 2009*

**Quotes**

I've read and tried to find information on what this quote means, but I still don't understand it. What does this quote mean? "We have had too good an opinion of human nature in forming our confederation."
*September 30, 2009*

**GEOMETRYY**

Two of the vertices of triangle ABC are A (1,2) and B(9,6). the slope of AC is 1 and the slope of BC is - 1/3. what are the coordinated of B? is theree a formulaa?
*September 29, 2009*

**math**

(7x8)-6x2+7 56-6x2+7 56-12+7 44+7 51
*September 29, 2009*

**Algebra**

Solving inequalities with both multiplication and addition 4(x-3)-2< 3-5(x+7) Can someone take me through this step by step? I do want to solve it on my own. Thank you
*September 29, 2009*

**science**

I say keep the same pet change the food and treats.
*September 27, 2009*

**Advance Biology**

What carries secretions for export from cell? organelles What buds off lysosomes? Golgi complex
*September 27, 2009*

**science**

cell
*September 27, 2009*

**8th grade**

20_140
*September 25, 2009*

**algebra**

4+100
*September 25, 2009*

**algebra**

solve, using addition 5.4= x-1.3 write an integer or a decimal
*September 23, 2009*

**MATH**

Show that if the equation of the line can be written as x/a + y/b = 1, then the line intersects the x-axis at (a, 0) and the y- axis at (0,b). i`m lostt.
*September 19, 2009*

**math**

a person with no more than $15,000 to invest plans to place the money in two investments. one investment is high risk, high yield: thfe other is low risk, low yield. at least $2,000 is to be plaaced in the high-risk investment. furthermore, thfe amount invested at low risk ...
*September 7, 2009*

**math**

find the midpoint of the line segment having the given endpoints. (8, -4) and (-7,8)
*September 6, 2009*

**math**

yes, there is a straight line
*September 5, 2009*

**math**

find the distance between the two points. 8,0 and 0,6. round to the nearest hundredth. please help
*September 5, 2009*

**math**

decide if the given number is a solution to the given equation. x/4 = 5;20
*September 4, 2009*

**math**

thank you, the site you recommended was the only thing i could find too. thank you for trying
*August 20, 2009*

**math**

can someone explain what vertex arrangements are? And how to find them.
*August 20, 2009*

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