Wednesday

October 1, 2014

October 1, 2014

Total # Posts: 544

**computer science**

Create a method called countZeros, which takes an integer array as an input parameter and returns the number of zero entries in the array
*March 21, 2011*

**How Children learn**

1-20??
*March 11, 2011*

**Teacher Aide**

What are the answers??? And please let me know if you actually passed this exam.
*March 11, 2011*

**Teacher Aide**

Im doing Child devolopment and human behavior... and i want and need help! I have a headache! 1-20
*March 11, 2011*

**Physics 102 (College)**

256
*February 27, 2011*

**Physics 102 (College)**

5
*February 27, 2011*

**math**

somebody help with this question
*February 27, 2011*

**math**

ms.pritchard wrote the following inequality on the board 5.6 with the sign greater on equal to then negative fourteen what should be the solution set for the inequality
*February 27, 2011*

**ap chem**

what is the entire equation because you should be able to set it up as kc=(concentrations of products)/(concentrations of reactants). Also the balanced chemical equation will tell you to what power the concentration is raised to.
*February 13, 2011*

**Physics**

3.84m/s^2
*January 31, 2011*

**algebra**

is it (x - 2x)^2 ?
*January 27, 2011*

**algebra**

decide whether each trinomial is a perfect square. if so, factor it. x^2 - 4x + 4 how do i solve this?? i don't understand the method..
*January 27, 2011*

**algebra**

ok, thank you
*January 27, 2011*

**algebra**

write each square as a trinomial: (-11t^2 - 2)^2 (22t^4 + 44 + 4) <- is this answer correct?
*January 27, 2011*

**Chemistry**

How much energy, in calories, will be required to evaporate 125.0 mL of ethanol at its boiling point? Given: Density 0.818 g/mL Boiling Point 78.5 C Heat of Vaporization 210 cal/g Any help is appreciated!
*January 19, 2011*

**Chemistry**

what number should be placed in the blank to balance the equation C 3 H 8 + 50 2 --> 3 CO 2 ___ H 2 O I have been working on this Q for four hours and it is driving me CRAZY please HELP i hate chemistry or anything with numbers in it as a matter of fact.
*January 12, 2011*

**language infinitives**

it is used as a noun,an adjective,and also and adverb.
*December 11, 2010*

**Calculus**

assuming that you wish to have $19000 in 7 years and that the account earns 6% compounded continuously. Round your answer to the nearest cent. Answer:
*December 1, 2010*

**Calculus**

Company QRS generated a net profit between 1992 and 1997 at a rate approximated by 20 t + 264.5 million dollars per year, where t is the time in years since 1992. Find the value, in 1992, of QRS's net profit over the 5-year period from 1992 to 1997. Assume that the ...
*December 1, 2010*

**Calculus**

Redo problem 8 in section 6.3 of your textbook (page 288) assuming that the parents need $105000 in 9 years for college expenses, and that the bank account earns 9.25% compounded continuously. Round your answers to the nearest cent. (You may need to compute your answers to 4 ...
*December 1, 2010*

**Algebra: Simple Interest**

(5000 - x).12 + x(.10) = 568 (5000).12 - (x).12 + x(.10) = 568 600 - .12x + .1x = 568 subtract 600 from both sides -.12x + .1x = -32 -.02x = -32 divide both sides by -.02 x = 1600 3400 at 12% and 1600 at 10%
*November 22, 2010*

**Physics**

A 50-kg block is at rest on a 15 degree slope. A force of 250 N is acting on the block up the slope parallel to it. If the block does not slide up the slope, what is the minimum value of the coefficient of static friction between the block and the slope?
*November 22, 2010*

**accounting**

(cost - salvage)/life = annual depreciation (1000 = 50)/5 = 190 Book value - # years depreciated x annual depreciation = book value 1000 - 2(190) = 620
*November 22, 2010*

**Algebra**

Similar are proportional. 12 is to a as 3c is to c cross product 12c = 3ac divide both sides by 3c and a = 4
*November 22, 2010*

**math **

whats 5 to the seventh power and whats 5 to the third power
*November 14, 2010*

**math**

Mrs.rushford began to hike at an elevation of negative 40 feet. her elevation decreased by 90 feet in one hour what was Ms.rushford elevation after 1 hour
*November 14, 2010*

**Math**

Ferroza can buy a 24 ounce bag of ferret food for 1.19 or she can buy a 36 ounce bag for 2.89. which is the better deal?
*October 19, 2010*

**math**

(3 3/4) + (2 1/4) = 6
*October 19, 2010*

**Math**

How do you find the area of a semicircle
*October 18, 2010*

**math**

a tree casts a 12 f shadow at the same time a 10ft flagpol case a 20ft shadow how tall is the tree
*October 17, 2010*

**Chemistry**

How much hydrogen and oxygen must react to produce 65.00 grams of water? 2H + O2 -> 2H2O
*October 13, 2010*

**math**

what is the relationship between sin of thata and cos of thata at every ten degrees?
*October 4, 2010*

**physics**

A man is pulling on a rope with a force of 65 N directed at an angle of 26◦ to the horizontal. What is the x-component of this force? Answer in units of N.
*September 13, 2010*

**social studies**

What is another name for the peninsula nicknamed The Northern Neck?
*September 8, 2010*

**Law and ethics in allied health**

Licensing laws allow states to
*August 28, 2010*

**Geometry**

Which is the hypotenuse-leg theorem? A. If the hypotenuse and one leg of a right triangle are similar to the corresponding parts of another right triangle, then the triangles are congruent. B. If the hypotenuse is congruent to the corresponding part of another right triangle, ...
*June 30, 2010*

**9th grade ENG**

in her room at the prow of the house where light breaks and the windows are tossed with linden. my daughter is writing a story i pause in the stairwell , hearing from her shut door a commotion of typewriter- keys like a chain hauled over a gunwale. young as she is, the stuff ...
*June 10, 2010*

**algebra**

is the average of 27 - x, x - 8, and 3x + 11 is y, what is the average of 2y and 2y/3?
*June 7, 2010*

**Science**

I have to compare and contrast the difference between a service current and a wave.
*June 6, 2010*

**5th grade**

I am doing a history project on ancient rome was wondering if anyone knows where I can Ancient Rome natural resouces and how they were used. I don't know if I'm looking it up right all I seem to find is that they planted olives. Thanks
*May 29, 2010*

**statistics**

The question is: A data set consists of a set of numerical values. Which, if any, of the following statements could be correct? a. there is no mode b. there are two modes c. there are three modes I answered a. there is no mode.
*May 4, 2010*

**statistics**

a data set consists of a set of numerical values. which of the following is correct? a. there is no mode b. there are 2 modes c. there are 3 modes I answered a there is no mode is this correct?
*May 4, 2010*

**statistics**

indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. the 29th percentile is greater than the 30th percentile. b. the median is greater than the quartile c. the third quartile is greater than the first quartile d. ...
*May 4, 2010*

**Chemistry**

What is the molal concentration of an aqueous calcium chloride solution that freezes at -2.43 degrees Celsius?
*April 30, 2010*

**chemistry**

Why can you smell a cake baking in the kitchen when you are in your bedroom?
*April 28, 2010*

**literature**

The major theme of "life Without Principle" is
*April 28, 2010*

**literature**

What does Seattle say about integrating white and Native American cultures?
*April 28, 2010*

**statistics**

In a gallup poll of 1,038 adults, 540 said that second hand smoke is very harmful. What is the percentage of adults who said second hand smoke is very harmful? Is the answer 52%
*April 27, 2010*

**statistics**

the first class in a relative frequency table 50-59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?
*April 27, 2010*

**literature**

When does the Narrative of Sojourner Truth take place
*April 21, 2010*

**chemistry**

If you start with 1.00 g NaCl and an excess of the other reactants, how many grams of Cl2 will be produced?
*April 14, 2010*

**trig**

fridge temp equation: T(x)=3sin(pi/10x)+36 What are the high and low temps that will occur in the fridge after its been chilled to 36 degrees? How many mins between these temps? What is the period length?
*April 13, 2010*

**spanish**

i have to write a sentence using tocar. is this correct a mis padres les toca arreglar la sala.
*April 4, 2010*

**math**

how to do ratio in simplest from example 5km to 5m
*April 4, 2010*

**3rd grade book report**

So what I'm a third grader I have gotten straight a my hole life what about u:)
*March 1, 2010*

**spanish**

what does this say in english: Que usa la abuela?
*February 17, 2010*

**english**

afle-feicrlk what is this football phrase unscrambled?
*February 7, 2010*

**english**

what is this football phrase unscrambled iocfnf cernro?
*February 7, 2010*

**English **

Football phrases: Can someone help me please? sdnieo ikkc, iocfnf cernro, afle-feirlk, awrd aypl, and udrnao. Can someone help me unscramble these words they are football phrases
*February 7, 2010*

**Math**

i think the answer is $480
*February 7, 2010*

**English**

Football phrases: can you help me unscramble these? sdnieo ikkc, iocfnf cernro cernro, afle-dne, adwr aypl, and nde udrnao
*February 7, 2010*

**Biology**

Name three characteristics of mitochondria and chloroplasts that support the endosymbiotic hypothesis of eukaryotic evolution?
*February 3, 2010*

**Biology**

Explain how early RNA molecules might have been able to respond to natural selection?
*February 3, 2010*

**Biology**

Why was the discovery of microspheres and coacervates an important contribution to the understanding of how life might have originated on Earth?
*February 3, 2010*

**Biology**

Why do some scientist think that areas protected from the atmosphere might have favored the production of organic compounds on early life?
*February 3, 2010*

**Biology**

Explain how the half-life of a radioactive isotope affects the usefulness of that isotpe in dating specific types of rock?
*February 3, 2010*

**Algebra **

The sum of two mumbers is 21, and their difference is 7. What are the numbers?
*January 28, 2010*

**algebra**

Jims Brakes charges $25 for parts and $55 per hour to fix the brakes on a car. Myrons Auto charges $40 for parts and $30 per hour to do the same job. What length of job in hours would have the same cost on both shapes?
*January 28, 2010*

**Algebra**

Jim's Brakes charges $25 for parts and $55 per hour to fix the brakes on a car. Myron's Auto charges $40 for parts and $30 per hour to do the same job. What length of job in hours would have the same cost on both shops?
*January 28, 2010*

**Algebra**

Solve y=1/4x-1 if the domian is (-4, -2, 0, 2, 4) Please help me answer thank you for in advanced!
*January 28, 2010*

**Algebra**

How would you solve this problem: Slove y=1/4-1 if the domain is(-4,-2,0,2,4) Could someone please explain to me how to do this? Thank You in advance for your help!
*January 27, 2010*

**Biology**

9) A molecule shaped like a spiral staircase is typical of A. deoxyribonucleic acid. And I think number 14 is C but im not for sure.
*January 26, 2010*

**Algebra**

Tickets to a movie cost $7.25 for adults and $5.50 for students. A group of friends purchased 8 tickets for $52.75. How many adult tickets and student tickets were purchased?
*January 26, 2010*

**algebra**

The length of Sally's garden is 4 meters greater than 3 times the width. The perimeter of her garden is 72 meters. What are the dimensions of Sallly's garden?
*January 26, 2010*

**English**

What is an example of a personification?
*January 26, 2010*

**english**

What is an example of a metaphore?
*January 26, 2010*

**english**

Can some one give me an example of a metaphore? And explain what a metaphore is. Also can someone give me an example of a personification? PLEASE? thatnk you in advanced for your help!!!
*January 26, 2010*

**english **

Is this sentence a personification? Buddy enters many contests but knows that his cousin's friendship is his real fortune.
*January 26, 2010*

**spanish**

what does Cuando es la fiesta de Arturo mean? and how do you answer it in a complete sentence.
*January 25, 2010*

**biology**

__________________ charcters show many degrees of variation because they result from the additive effects of several ____________. Many human conditions are complex because they are influenced both by ___________ and by ___________. If two genes cross oveer 35 percent of the ...
*January 24, 2010*

**algebra**

Four pears and two apples cost $1.96. Three apples and three pears cost $2.10. Find the cost of 1 apple and 1 pear.
*January 24, 2010*

**algebra**

A 30ft. cable is cut into 2 pieces. One piece is twice as long as the other piece. Find th length of each piece of the cable.
*January 24, 2010*

**algebra**

The charge for admission into the concert is $2.75 for adults and $1.50 for childeren. If 589 people paid to get into the concert and $1151 was collected, find the number of adults and the number of childeren who paid for tickets.
*January 24, 2010*

**algebra**

If Kurt were 10 years old, he would be twise as old as his sister, and their combine ages would be 36. How old are Kurt and his sister?
*January 24, 2010*

**algebra**

a cable is cut into 2 pieces. One piece is twice as long as the other piece. Find the length of each piece of cable
*January 24, 2010*

**Chemistry**

magnesium powder reacts with steam to form magnesium hydroxide and hydrogen gas. What is the pecentage yield of 10.1g Mg reacts with an excess of water abnd 21.0g Mg 9g (OH)2 is recovered? If 24g Mg is used the percentage yield is 95% how many gramns of magnesium hydroxide ...
*January 10, 2010*

**organic chemistry**

Two students are running C-13 nmr, one student has pare-xylene and the other has meta-xylene. Explain how they will be able to distinguish the two spectra.
*November 30, 2009*

**algebra**

by multiplying/dividing by a negative number, you are distributing that negative to every part of the equation, making everything effected by the negative opposite. In order to make an inequality sign opposite, you must flip it. with equations you still must multiply/divide ...
*November 30, 2009*

**Science**

to live dont you need water to suvive because if you do not have water you could die of dehidration
*November 17, 2009*

**spanish**

after classes i like
*November 12, 2009*

**Health**

How do you think what you eat affects your body and the way you feel?
*October 21, 2009*

**Spelling**

Can anyone help I need to put the words complimentary,often and complementary into one sentence does anyone have any ideas. Please and Thanks
*October 20, 2009*

**math**

Write each ratio as a fraction in simplest form : 11 1/3 out of 50 2/3, 5 1/4 out of 20 3/4, 28 1/2 : 30 1/4
*October 6, 2009*

**I dont understand**

everytime I try to ask for hwlp my teacher goes and helps other st8dents when I am tryin to ask him for help on a problem. How do I solve the system of equation? x+y=1 2x-y=5
*September 28, 2009*

**11th grade**

can you please evaluate these expressions if x=5 y=3.5 and w= -3 1.|2x-15| 2.|-2y=8|-9 3.|w-x|-|10y-w|
*September 24, 2009*

**Ms. Sue**

The topic is about what aspires me. What I want to do in the future. Well I want to be a veterinarian. But I am not allowed to use I, me, myself,you, yourself, or overusing words.
*September 24, 2009*

**Ms. Sue**

I am writing a formal essay for a contest to win a scholarship.But it has to be written formally.
*September 24, 2009*

**writing a formal essay**

Hoe can I avoid using "I", "Me", "myself", or "it is"?
*September 23, 2009*

**miswrote the last question**

(5,1) m = 2/3
*September 22, 2009*

**Intermediate algebra**

(5,) m=2/3 how do I solve this using slope intercept?
*September 22, 2009*

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