Monday

January 26, 2015

January 26, 2015

Total # Posts: 3,333

**Algebra**

please solve 27750.00 +200 x=312.50
*March 1, 2014*

**MATH**

Brandon has a 55-gallon fish tank. He estimates he can drain the tank at an average rate of 11 gallons per minute. In a linear model of this situation, x represents the number of minutes the tank has been draining. Relative to this situation, what does the y-intercept ...
*March 1, 2014*

**math**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**math**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**math. Somebody help urgently please**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**Somebody please help urgently!**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**URGENT HELP WITH DISCRETE MATH PLEASE**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**URGENT! discrete math help please**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**math help**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 27, 2014*

**math **

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 26, 2014*

**discrete math help please**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 26, 2014*

**math**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 26, 2014*

**Physics**

Consider the earth following its nearly circular orbit (dashed curve) about the sun.(Figure 2) The earth has mass mearth=5.98×1024kg and the sun has mass msun=1.99×1030kg. They are separated, center to center, by r=93millionmiles=150millionkm. What is the size of ...
*February 25, 2014*

**discrete math help please**

1. for any sets X and Y, we define the symmetric difference X ∆Y by: X∆Y = (X - Y) ∪ (Y - X) = (X ∪ Y) - (X ∩ Y) Prove the following: -for all sets A,B and C, if A - (B ∩ C) = ∅ then A- C ⊆ B - for all sets A,B and C, if A ⊆...
*February 25, 2014*

**6th grade social studies**

the second one is: citan - a linen tunic or under garment. (is a vocabulary of Hebrew, arabic and persia) Good luck.
*February 24, 2014*

**6th grade social studies**

I am not sure but i think the first part is: djinnie - ( persian veil and tiara). The word Djinnie is an arabic word of persian origin. As soon as i figure out the other word, i will post the answer. Hope this helps.
*February 24, 2014*

**accounting**

Cash flow information: Direct and indirect methods The comparative year-end balance sheets of Sign Graphics, Inc., revealed the following activity in the company's current accounts:
*February 23, 2014*

**math**

Thanks
*February 19, 2014*

**math**

Two business partners, Ellen and Bob, invested money in their business at a ratio of 3 to 7. Bob invested the greater amount. The total amount invested was $200. How much did each partner invest.
*February 19, 2014*

**Geometry HELP HELP **

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 PLEASE HELP ME BELLS
*February 18, 2014*

**chemistry**

how many moles of vapor can be produced for 52 g of O2
*February 17, 2014*

**GEOMETRY CIRCLES EQUATION**

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10
*February 17, 2014*

**Geometry Circles Equation**

Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 I beg you
*February 17, 2014*

**geometry circles equation i dont know **

please he lp Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 this is my first timein this website please help me need it badly my teacher will be angry at me so much
*February 17, 2014*

**help **

how to post a link with jksha knowing ?
*February 17, 2014*

**chemistry**

A 25.0-ml sample of 1.00M KBr and a 75.0-ml are mixed. The solution is then heated to evaporate water until the total volume is 50.0 ml. What is the Molarity of the KBr in the final solution
*February 9, 2014*

**math**

1421/7=
*February 7, 2014*

**math**

which is the best estimate for (6.3x10-2) (9.9x10-3) written in scientific natation
*February 3, 2014*

**PHYSICS**

A proton, initially traveling in the +x-direction with a speed of 5.30×105m/s , enters a uniform electric field directed vertically upward. After traveling in this field for 4.38×10−7s , the proton’s velocity is directed 45 ∘ above the +x-axis. ...
*January 28, 2014*

**Business law**

Ashley sees a maintenance crew from Acme Co. beginning to resurface her driveway, a service she has not contracted for. Ashley thinks a new driveway would be good, so she doesn’t say anything. If Acme sues Ashley for the value of the resurfacing, (Points : 1) Ashley wins...
*January 26, 2014*

**Social Studies**

Omg.. yea. I got it right! Thanx
*January 23, 2014*

**Social Studies**

OH. Is it d then?
*January 23, 2014*

**Social Studies**

Which of the following was NOT true of the Battle of New Orleans? a. It was a decisive victory. b. It signaled a change in strategy for the British. c. It made future president Andrew Jackson a hero.* d. It was fought after the peace agreement between the Americans and the ...
*January 23, 2014*

**Social Studies**

Thanx a bunch Ms. Sue! :^D
*January 23, 2014*

**Social Studies**

Which battle convinced the British to stop fighting in America? a. Plattsburg* b. Tippecanoe c. Lake Erie d. Fort Mc.Henry
*January 23, 2014*

**Math**

Oh crap... Well, idk what is is then! :( Sorry
*January 23, 2014*

**Math**

Is that on a coordinate plane?
*January 23, 2014*

**Math**

I might no.. idk yet XD
*January 23, 2014*

**More Language Arts**

Thanks, Kitty! XD
*January 23, 2014*

**More Language Arts**

Identify what the sentence is: The bicycle path winds through the city *that is 40 miles long* a.Simple sentence b.Noun clause c.Misplace modifier* d.Adverbial clause
*January 23, 2014*

**More Language Arts**

Help
*January 23, 2014*

**Language Arts**

:D Thanx again!
*January 23, 2014*

**Language Arts**

Identify which sentence this is: The woman *who one the cookie competition* is my mother. Subordinate Clause Adjectival Clause Independent Clause Adverbial Clause I would say it's Subordinate.
*January 23, 2014*

**college physics**

Are you Daniel Spry?
*January 23, 2014*

**EARTH SCIENCE**

hey I'm from there
*January 23, 2014*

**EARTH SCIENCE**

Well, that's ridiculous... I'm sorry! But those answers would make sense..
*January 23, 2014*

**EARTH SCIENCE**

#1 is A #3 is D idk about #2
*January 23, 2014*

**Language Arts**

Thanx!!
*January 23, 2014*

**Language Arts**

Alright... umm. Is it A?
*January 23, 2014*

**Language Arts**

* Singing loudly in the shower* is what Jessica loves to do every morning. gerund phrase participial phrase appositive phrase prepositional phrase My answer is C.
*January 23, 2014*

**Ms. Sue please help!!**

To which sense does the phrase "staggering under the weight of their packs" appeal? 1.)Sound 2.)Smell 3.)Touch 4.)Sight* I saw somebody put "touch" but idk the answer.
*January 23, 2014*

**intro to computers**

what type of device is characteristic of an enterprise environment? a workstation used by a retired person. a workstation used at an engineering firm. a tablet computer used by an elementary school student a notebook used by a college student
*January 21, 2014*

**algebra**

I need to graph z= 3f^0 should I count 3 marks on the vertical line from zero?
*January 18, 2014*

**math **

Jamal buys 59 stickers. Stickers come in packs of 5 or 8. How many packs of 5 stickers does Jamal buy? 8 stickers?
*January 18, 2014*

**science**

I may have an idea I think it would be A.
*January 16, 2014*

**Social Studies**

What are some weaknesses of a gallus gladiator?
*January 15, 2014*

**math**

decimals to fraction 8 1/3 to the lowest terms
*January 15, 2014*

**Calculus**

correction its f(x)=(x^2)-1 not f(x)=(x^2)-a
*January 13, 2014*

**Calculus**

For what value of a is f(x)=(x^2)-a x<3 f(x)=2ax x(> or =)3 continuous at every x?
*January 13, 2014*

**Biology**

what would be a good starting sentence for a hypothesis "why do some people have similar dominant traits?"
*January 12, 2014*

**Chemistry**

Consider the reaction 2 Al2O3(s) → 4 Al(s) + 3 O2(g). ∆H = +3339.6 kJ/mol What is the change in heat when 0.455 L of a 3.60 M Al solution reacts with excess O2 ?
*January 10, 2014*

**health care administration**

Why is uniform benchmark measurement a challenge to healthcare
*January 8, 2014*

**Pre Calculus**

Find the exact value of sin(1/2arcsin(-7/25))
*January 8, 2014*

**MATH**

Find the exact value of sin(1/2arcsin(-7/25))
*January 8, 2014*

**Math**

Arnold started getting an allowance at his tenth birthday. Each month he got three times as many dollars as he was years old. If he saved 25% of his allowance, how much money would he have saved by the day before his 18th birthday? I got 972 but the way I did it was too ...
*December 13, 2013*

**Math**

Let S be the number of perfect squares among the integers from 1 to 20136. Let Q be the number of perfect cubes among the same integers. What is the relationship between S and Q?
*December 13, 2013*

**Math**

When 14 is divided by 5, the remainder is 4. When 14 is divided by a positive integer n, the remainder is 2. For how many different values of n is this possible. Is listing it out the only way?
*December 13, 2013*

**Math**

Arnold started getting an allowance at his tenth birthday. Each month he got three times as many dollars as he was years old. If he saved 25% of his allowance, how much money would he have saved by the day before his 18th birthday
*December 13, 2013*

**Math**

oh i see now?
*December 12, 2013*

**health administration**

Research at least three various methodologies for integrating QI strategies into performance measurements. Research at least three information technology applications—clinical decision support systems—as components of QI management. What am i supposed to do?
*December 11, 2013*

**Psycology**

. Which of the following is the MOST accurate conclusion one can draw about the mental health field?
*December 9, 2013*

**Financial Accounting**

After all events have been recorded, Lang's obligations to creditors represents what percent of total assets? a).record the events under an accounting equation b. After all events have been recorded, Lang's obligations to creditors represents what percent of total ...
*December 9, 2013*

** Math - Linear Algebra **

Let S be the plane defined by x−4y−3z = −18, and let T be the plane defined by −2x+8y+7z = 41. Find the vector equation for the line where S and T intersect. x 0 0 y = 0 + t0 z 0 0
*December 8, 2013*

**Physics**

i think that teh mass of the fruit is 0.40 Kg instead of grams
*December 8, 2013*

**Physics**

m*g*h= potencial energy mass needs to be in kilograms g= 9.81 m/s^2 h in meters PE in J solve for h
*December 8, 2013*

**Physics Classical Mechanics**

A spherical non-rotating planet (with no atmosphere) has mass m1= 4 ×1024 kg and radius r1= 5000 km. A projectile of mass m2≪m1 is fired from the surface of the planet at a point A with a speed vA at an angle α=30∘ with respect to the radial direction. ...
*December 8, 2013*

**Chemistry 2**

Durango redox reaction the oxidation number of species Will decretase, increpase or stay the same
*December 3, 2013*

**Chemistry**

What volume of 5% vinegar solution is needed to neutralize 1.0g of baking soda if density is 1.01g/ml
*December 3, 2013*

**Math**

If you dive 17 feet below water, ascend 5 feet, descend another 16 feet what is the total distance you dove?
*November 25, 2013*

**Geometry**

If mAB = 324 feet, mBC = 103 feet, and mCD = 212 feet, what is the distance across the pond?
*November 25, 2013*

**Principles of Accounting I - 29 **

The beginning capital of the business totals $4,000. If the net income for the period totals $14,000 and the withdrawals by the owner total $3,000, what will be the new capital balance reported?
*November 23, 2013*

**Geometry**

The two vertices that form the base of an isosceles triangle are (-5, 3) and (2, 3). What are the coordinates of the other vertex?
*November 22, 2013*

**Geometry**

Three vertices of a kite are (6, 8), (9, 11), and (12, 8). What are the coordinates of the fourth vertex?
*November 21, 2013*

**health care **

Quality Improvement tools are the control chsrts or fishbone diagram. The quality measurement tools to measure things like patient falls would be like CMS or the Joint Comission. I do know if I am correct or not Thank You
*November 20, 2013*

**Math:Calculating Investment**

thank you! ,Steve
*November 15, 2013*

**Math:Calculating Investment**

thank you so much!
*November 15, 2013*

**Math:Calculating Investment**

How would I calculate this problem. plz help I don't know how to... An online store that has been successfully growing on its initial angel investment and revenues wants to invest $5 million to expand the business. The bank is willing to lend the business this money at a ...
*November 15, 2013*

**U.S. and Global Economics:Involving math**

Just show me how to calculate it and I'll do the rest. I just don't understand how to calculate this problem. Thank you, An online store that has been successfully growing on its initial angel investment and revenues wants to invest $5 million to expand the business. ...
*November 15, 2013*

**Probability**

help solving a probability problem: probability that a person taking a survey is male "given" that he preferred a European automobile if 112 males prefer european autos out of 188, and 216 of a total of 452 individuals were surveyed were male. Additional information...
*November 14, 2013*

**Algebra 2 Trig - Probability Question**

help solving a probability problem: probability that a person taking a survey is male "given" that he preferred a European automobile if 112 males prefer european autos out of 188, and 216 of a total of 452 individuals were surveyed were male. Additional information...
*November 14, 2013*

**U.S. and Global Economics: Involving MATH**

ok, thx
*November 13, 2013*

**U.S. and Global Economics: Involving MATH**

thx so much!!!!!
*November 13, 2013*

**U.S. and Global Economics: Involving MATH**

PLZZZ.. Help I just don't understand how to calculate this A landlord wants to acquire an additional apartment building for $250,000. The new building contains eight apartment units, which will each rent for $500 per month. The bank is willing to loan the landlord the ...
*November 13, 2013*

**Math**

You & a friend are at Paul & Elizabeth's Restaurant for a night of fine dining. You can choose among 2 appetizers, 4main dishes, & 3 desserts. Appetizer: soup or salad Main Dish: fish, chicken, beef, vegetarian Dessert: chocolate cake, apple pie, ice cream a: How many ...
*November 12, 2013*

**U.S. and Global Economics**

An online store that has been successfully growing on its initial angel investment and revenues wants to invest $5 million to expand the business. The bank is willing to lend the business this money at a 10 percent interest rate over an eight-year term. Calculate the monthly ...
*November 11, 2013*

**U.S. and Global Economics**

thx so much!
*November 11, 2013*

**U.S. and Global Economics**

The owner of a flower shop needs a short-term loan to tide her business over until she completes the sale of some unused property. She asks the bank for a $25,000 six-month loan. The bank agrees to give her the loan, but attaches a hefty interest rate of 18 percent. Calculate ...
*November 11, 2013*

**U.S. and Global economics; involving math problems**

thx
*November 11, 2013*

**U.S. and Global economics; involving math problems**

I've been working on this problem for "hours" and I can't quite figure out how to solve it; can anyone help plzzz? I would appreciate it. :) Two college students went on spring break to Guadalajara, Mexico. One took the vacation in 2002, while the other went ...
*November 11, 2013*

**geomertry**

It means that person is allergic to that kind of fruit if he/she develops hives from it.
*November 11, 2013*

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