# Posts by Melissa

Total # Posts: 1,305

**algebra**

again when I post it does not read right. it is sqrt a^10

*July 24, 2009*

**algebra**

Simplify each radical expression. Assume all variables represent positive real numbers ãa^10

*July 24, 2009*

**algebra**

sorry I did not realize sqrt could not be read It should read sqrt-27 with a little three on the outside. and my answer is 9sqrt-3

*July 24, 2009*

**algebra**

©ø¡î-27 = 9¡î-3 is this correct

*July 24, 2009*

**algebra**

Simplify each expression. Assume all variables represent nonzero real numbers. -40^0- 30^0

*July 24, 2009*

**algebra**

Sharing cost. The members of a flying club plan to share equally the cost of a $200,000 airplane. The members want to find five more people to join the club so that the cost per person will decrease by $2000. How many members are currently in the club?

*July 24, 2009*

**MATH**

MILTIPLY (3X + 4) ( X EXPONENTS2 -2X-5)

*July 20, 2009*

**algebra**

Solve equation using quadratic formula x^2+4x+3=0 is answer 3,1 ?

*July 20, 2009*

**algebra**

Solve equation by using the quadratic formula -3x2-2x-5=0

*July 20, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m long . What is the area of the path ?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m lomg .What is the area of the parth ?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m lomg .What is the area of the path ?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m lomg .What is the area of the path ?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m long.What is the perimeter ?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m long.What is the perimeter ?

*July 17, 2009*

**math**

THe lenght of a rectangler is 3m more than its width .If its area its 54metres carre ,find the dimensions of the rectangle?

*July 17, 2009*

**math**

A path 3m wide surrounds a rectangular garden 15m wide and 18m long.What is the perimeter ?

*July 17, 2009*

**math**

how much an obtuse measure

*July 17, 2009*

**plagiarism workshop**

1. What are the most important concepts or processes you learned in this workshop? 2. How will you apply these concepts in your educational, personal, or professional pursuits? 3. Provide any additional relevant personal notes and observations.

*July 2, 2009*

**Maths**

A)One packet of biscuits cost $x and one cup of ice cream $y B)One packet of biscuits and two cups of ice cream cost $8.00, while three packets of biscuits and one cup ice cream cost $9.00 1) write a pair of simultaneous equations in x and y to represent the given info above ...

*June 13, 2009*

**criminology**

According to Courtwright, criminal rates were exceedingly high in the nineteenth century before TV, movies, and rap videos had been created. What, if anything, does this say about the effect of media on crime? What were some of the other factors that provoked violence? Do you ...

*May 17, 2009*

**chem**

i don't get this at all can you please show me how to do this problem: a sample of oxygen occupies 10.0 L under a pressure of 105 kPa. at what pressure will it occupy 13.4 L if the temperature does not change. please help me set it up

*May 14, 2009*

**chemistry**

as the pressure increases, the volume______, and as the pressure decreases the volume ________. fill in the blanks is it decrease then increse

*May 13, 2009*

**finance**

Collins Office Supplies is considering a more liberal credit policy to increase sales, but expects that 9 percent of the new accounts will be uncollectible. Collection costs are 5 percent of new sales, production and selling costs are 78 percent, and accounts receivable ...

*May 13, 2009*

**critical thinking**

violent crime rates" and they are numbers for the USA only?

*May 13, 2009*

**critical thinking**

According to Courtwright, criminal rates were exceedingly high in the nineteenth century before TV, movies, and rap videos had been created.What were some of the other factors that provoked violence? Do you think that these factors still cause violence today?

*May 13, 2009*

**History**

Name of the Union soldier who spotted the Confederates first at Gettysburg.

*May 5, 2009*

**3rd grade**

My daughter needs to underline the word that has the v/v syllable pattern, then use it in a sentence..then divide the v/v word into syllables.. the first row reads laidoutfuel..some help would be greatly appreciated!

*April 22, 2009*

**ALGEBRA**

could you please show how you worked thid problem

*April 19, 2009*

**ALGEBRA**

i AM STUCK TRYING TO FIGURE THIS PROBLEM. SUMMATION NOTATION. 5 OVER A SIDEWAYS Z AT THE BOTTOM THERE IS N=2 AND ON THE SIDE THERE IS (5N+3) I came up with the answer 85

*April 19, 2009*

**ALGEBRA**

USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THESE TERMS. PLEASE SHOW HOW TO DO IT. 15+25+35+...; N=7 4+8+12+...; N=4 3+7+11+...;N=8

*April 19, 2009*

**ALGEBRA**

USE SUMMATION NOTATION TO WRITE A ARITHMETIC SERIES FOR THE FOLLOWING MUMBER OF TERMS. 10+7+4+...;N=6

*April 19, 2009*

**MATH**

NEED HELP WITH SUMMATION NOTATIONS TOP NUMBERIS 6 OVER A SIDEWAYS Z BOTTOM NUMBER IS A N=2 THAN THERE IS (2N-1) NEED TO KNOW HOW TO WORK THIS PROBLEM. i AM TRYING TO HELP MY SON WITH HIS HOMEWORK

*April 19, 2009*

**com 220**

identify examples of bias, fallacies, and specifiic rhetorical devices in the speech. How did the speaker address arguments and counterarguments? were the speaker's arguments effective? Explain your asanswers

*April 19, 2009*

**about dentists**

what clothes are dentists required to wear to work? who will pay for the clothes that they wear to work?

*April 18, 2009*

**chemistry**

your reactants are two compounds composed of ions. what type of reaction do you probably have?

*April 16, 2009*

**math**

Dnsksisndnsnsjdndusnddjdjeneheisjeeidmdkdjddjejdjeebxuhehenuensiejduud

*April 16, 2009*

**math**

MaineCellular offers a phone plan that costs $12 per month plus 10 cents per minute. Portland Wireless offers a plan that costs $20 per month plus 5 cents per minute. How many minutes could you use in a month so that it would cost less to use the MaineCellular plan? Be ...

*April 15, 2009*

**12th grade math**

5X+3=32

*April 10, 2009*

**history**

Chinas economic growth since 1990?

*April 8, 2009*

**high**

within southeast Asia excluding Singapore, which is the most developed Country and why?

*April 8, 2009*

**probabilty**

In a school, 14% of students take drama and computer classes, and 67% take drama Class. What is the probabilty that a students takes computer class given that the student takes drama class? i have no idea how to work this so please show me your work. Thanks!!

*March 19, 2009*

**Statistics**

what is the probability that 2 of the next 3 American idols will have been born on Sunday?

*March 12, 2009*

**ratio**

7 teachers need to be hired> Thank you :)

*March 9, 2009*

**ratio**

In a school with 560 students, the ratio of students to teacher is 20 to 1. How many new teachers need to be hired to reduce the ratio to 16 to 1?

*March 9, 2009*

**math % problem**

At birth a baby weighed 8 pounds 4 ounces. Two days later the baby weighted 7 pounds 12 ounces. What percent of it's weight had it lost? (show me the steps please)

*March 8, 2009*

**geometry**

the vertices of triangle ABC are A(1,7)B(9,3)C(3,1) a.prove that the triangle is a right triangle b.which angle is the right angle? c.which side is the hypotnuse? d.what are the coordinatesof the midpoint of the hypotnuse? e.what is the equation of the median from the vertex ...

*February 20, 2009*

**8th grade**

VanBuren

*February 2, 2009*

**Civics**

Exit polls are when workers ask who the voter voted for on election day to get an early idea of an election winner.

*February 2, 2009*

**psycholog**

2. Personality disorders can be similar to each other. 3. People with different personalities can be given the same diagnosis

*January 29, 2009*

**psycholog**

The DSM-IV The DSM-IV is an important tool for clinicians. It provides a standard for diagnoses to be standardized across psychology; however, the DSM-IV is not as precise for diagnosing personality disorders as some psychologists would like. Give an example of each of the ...

*January 29, 2009*

**Astronomy**

Why is the time at which leo transits the meridian different for mexico city and chicago?

*January 28, 2009*

**math fraction word problem**

Betty needs to stack boxes 13 3/4 inches tall. The ceiling is 16 feet. How many can she stack?

*January 20, 2009*

**math for teachers**

John is building bookcase 73 3/8 inches tall, he wants 5 shelves equally spaced. Where does he drill holes (space between shelf)? Shelf is 3/8 inch thick. Do I add 3/8 for top and bottom? or is shelf 5 bottom? I do not have a clue.

*January 18, 2009*

**6th math**

Find perimeters , use formula; p=(2 x l)+(2 x w) 5m by 650cm

*January 18, 2009*

**history**

what is the supreme law of land?

*January 16, 2009*

**history**

Is the president elected by the electoral college, or a direct vote of the citizens.

*January 16, 2009*

**chemistry**

what is the electron configuration of a calcium atom whose atomic number is 20

*January 7, 2009*

**3rd grade Shurley english**

A declaritive sentence is a sentice that ends with a period and is a statement.

*December 28, 2008*

**algebra**

thanks

*December 14, 2008*

**algebra**

5x+5=y-5 solve for y

*December 14, 2008*

**chem**

describe what happens when a nucleus is stabilized by converting protons into neutrons

*December 10, 2008*

**chem**

well i don't get it at all so many YOU can help me through it

*December 10, 2008*

**chem**

thanks can you do like 6 more for me

*December 10, 2008*

**chem**

can u do that problem for me

*December 10, 2008*

**chem**

so how do i do that

*December 10, 2008*

**chem**

51 o ___CR + -1 e ---> + Y 24 Emission: write a balances nuclear equation and name the type of radioactive emmision formed

*December 10, 2008*

**chemistry**

the half-life of polonium-218 is 3.0 minutes. what percentage of the original sample remains after 4 half-lives?

*December 10, 2008*

**chem**

how is nuclear binding energy related to the mass defect?

*December 7, 2008*

**Math**

then they are asking to put 0.03 into word form

*December 2, 2008*

**Math**

0.03 need to put it into a decimal fraction

*December 2, 2008*

**SOC**

I need to find information on juvenile crime in Detroit

*November 25, 2008*

**psychology**

Rodney is described by others as always in a hurry, always trying to one-up the next person, impatient, and quick to become irritated. Based on this information, Rodney can be described as having? - Type B behavior pattern - A hardy personality - Competitive personality ...

*November 19, 2008*

**psychology**

Which of the following characteristics is associated with sense of hardiness? -Pessimism - Believing in fate, destiny, and luck - Expecting positive outcomes - Viewing stressors as challenges are met - Type B behavior pattern I think it's the second or third answer but not...

*November 19, 2008*

**Health**

Which of the following is FALSE? -Chinese American infants have the lowest mortality rate - In the United State, physicians view physical complaints from men the same as they do from women - African Americans have higher rates of hypertension and diabetes when compared to ...

*November 19, 2008*

**health**

All of the following are true regarding smoking EXCEPT: - Smoking inhibits the T cells from working properly in the lungs - Smoking is viewed by many today as being socially unacceptable - Research shows that the nicotine patch is no no more effective than a placebo - Ninety ...

*November 19, 2008*

**10th grade**

I really need help! I need to know how a Table with polyatomic listed looks like. And Rules for naming Covalent Compounds (mono, di, tri,..) and How to find Lewis structure using the periodic table

*November 16, 2008*

**Home Economics**

Yes, I confirmed as well. Kayla's answers are correct. 1.A 2.C 3.A 4.B 5.A 6.A 7.A 8.A 9.C 10.D 11.D 12.A 13.B 14.D 15.C 16.D 17.B 18.A 19.D 20.D

*November 13, 2008*

**English**

i need the sites then, anbd you guys are a homework website? so HELPPP

*November 6, 2008*

**english**

sentence for prerogative sentence for provincial please make one up . =)

*November 6, 2008*

**eng**

sentence for prerogative

*November 6, 2008*

**eng**

meritorious used in a sentence. please help me make one up.

*November 6, 2008*

**eng**

use hackneyed in a sentence. can someone make one for me

*November 6, 2008*

**vocab/english**

i need a sentence using bombastic with context clues please.

*November 6, 2008*

**5th grade math**

can you show me what a number sentence is i forgot

*October 27, 2008*

**chemistry**

explain why some numerical values have an unlimited number of significant digits

*October 22, 2008*

**chem**

find the volume of a cube of zinc with the following dimensions:3.000 cm , 3.1 cm, 2.99 cm can someone help me set this up it's confusing

*October 22, 2008*

**chemistry**

can u just help me with liek two? its hard

*October 22, 2008*

**chemistry**

how many significant figures are in the following: 4001.006 0.0000456 10001.00000 10.000000456 2000000 2000000.0 20000000000.00 20

*October 22, 2008*

**Statistic**

n: 12 Mean: 220.00 SD: 12.00 α: 0.05 H0:<=200 H1:>200 Reject H0 if t > 1.796 t=(220.00 - 200.0)/(12.00/sq 12) t= 20.00 / 3.46 t= 5.77 Reject H0 because t value is greater than 1.796

*October 20, 2008*

**Math- brain teasers!**

42 cats x= cats x=5/6x+7 simplify. 1x-5/6x 1/6x=7 multiply 6 from both sides 7*6=42

*October 19, 2008*

**11th grade**

what is the difference between a student loan, a grant and a scholarship and how would you go about applying for each of them.

*October 16, 2008*

**world history**

who was the first woman in space?

*October 10, 2008*

**algebra math riddle...**

7(2m+6)+8m

*October 2, 2008*

**5th grade math**

steps to add: 97 4/11 83 5/11 +65 7/33=

*October 2, 2008*

**6th grade math**

Use exponents to write the prime factors of 32 and 81, I have no idea???Help

*September 27, 2008*

**Literature**

In "A Pair of Silk Stockings," the silk stockings are a symbol of

*September 21, 2008*

**Math**

I didn't understand BobPursley expl Am I doing this right? Q. 6 toy cars are in 16in 16 divided by 6=2.66 cars p/in How many in 64in = 64x2.66=24 cars 40in = 40x 2.66= 15 cars 104" = 104 x 2.66= 39cars Explanation 64inches* 6cars/16inches = notice how the units inches...

*September 10, 2008*

**Math**

Am I doing this right? Q. 6 toy cars are in 16in 16 divided by 6=2.66 cars p/in How many in 64in = 64x2.66=24 cars 40in = 40x 2.66= 15 cars 104" = 104 x 2.66= 39cars

*September 10, 2008*

**math**

do you know a site where i can get an angle measure quiz, angle relationship quiz, and polygons quiz please

*September 8, 2008*