Friday

February 27, 2015

February 27, 2015

Total # Posts: 2,217

**calculus**

given the functions: f(x) = x^2 - 1, g(x) = x/x + 2 Why is x^2 - 1/x^2 + 1 the equation of (g o f)(x)?
*September 27, 2008*

**Math(algebra)**

no, I is just like I wrote it
*September 27, 2008*

**Math(algebra)**

Please help me solve this problem 2/5(2x-3)> please show me how this is done
*September 27, 2008*

**chemistry**

I have to seperate salt, sand, steel shot, copper shot, and plastic pellets(one type is heavier than water. Any help? thank you
*September 24, 2008*

**history**

what does it mean that the united states has a mixed economy
*September 23, 2008*

**Geography**

what large land feature lies between the mississippi river and the rocky mountains?
*September 19, 2008*

**Algebra**

How do you know if a value is a solution for an inequality? How is this different from determining if a value is a solution to an equation? If replacing the equal sign of an equation and put an inequality sign in its polace, is there ever a time when the same value will be a ...
*September 18, 2008*

**calculus**

Find f(x+ (delta)x)- f(x) --------------------- (delta)x if f(x)=8x(squared)+ 1 This is so confusing! What is all the delta x stuff?
*September 18, 2008*

**math**

a wooden pancake looking at milk wizard of gauze
*September 15, 2008*

**Algebra 2**

Jessica's bank contains 18 quarters & dimes, of which q are quarters. Find the total value of the coins in dollars.
*September 15, 2008*

**algebra**

Solve for x and y 40 / (x+y) = 2.70 40 / (x-y) = 4.70
*September 14, 2008*

**science can someone please check**

how does one cite this in APA form.
*September 12, 2008*

**writing skils**

frequently? /
*September 12, 2008*

**Algebra**

When equations have infinitely many solutions, How would you know this? also, when working on equations that has no solutions, How would I know this? If posible can you give me examples of each. Thank you
*September 10, 2008*

**urbanization**

where di i found this information about 2 award winners?
*September 8, 2008*

**Financial**

Suppose a Midwest Telephone and Telegraph (MTT) Company bond, maturing in 1 year, can be purchased today for $975. Assuming that the bond is held until maturity, the investor will receive $1,000 (principal) plus 6 percent interest (that is, 0.06 3 $1,000 5 $60). Determine the ...
*September 7, 2008*

**Calculus**

Please help explain the following: Estimate the solution of the equation f(x)= -1
*September 6, 2008*

**exponets**

shut up
*September 3, 2008*

**adult education**

I am having a difficult time accessing information for a paper I need to reasearch on The American Medical Website. The topic is ethical opinions on computer confidentiality. They give you a hint that the articles should start with an E, but I have searched for hours and just ...
*August 28, 2008*

**Algebra**

i need help becaus i dont know how to do it
*August 9, 2008*

**Algebra**

What is synthetic division? (rational expressions)
*August 9, 2008*

**social studies**

what is the meanining of great seal
*August 7, 2008*

**social studies**

That does fit...thank you very much....
*August 7, 2008*

**social studies**

thank you for you help.this is a crossword puzzle...9 letters..2nd letter i and 5th letter is a t....any suggestions
*August 7, 2008*

**social studies**

What is a group of people that has reactionary views called??
*August 7, 2008*

**com140**

what type of unwanted reaction you might encounter form business committee
*August 5, 2008*

**accounting**

can u help with accounts
*August 1, 2008*

**algebra 2**

how to find accerlation
*July 30, 2008*

**math**

Write the ratio in simplest form. The ratio of 75 seconds to 3 minutes.
*July 30, 2008*

**Math**

a simple process for finding rates and unite price solutions.
*July 29, 2008*

**Algerbra II**

Classify the system , and determine the number of solutions. The system is consistent and dependent and has infinitely many solutions. The system is inconsistent and independent and has no solutions. The system is inconsistent and dependent and has no solutions. The system is...
*July 24, 2008*

**algebra 2**

Classify the system , and determine the number of solutions. This system is inconsistent. It has infinitely many solutions. This system is consistent. It has infinitely many solutions. This system is inconsistent. It has no solutions. This system is consistent. It has one ...
*July 24, 2008*

**Law and Ethics**

How did you find this information? I am taking the same class and have looked for hours without finding anything of value.
*July 20, 2008*

**english**

i need help so i may locate nouns in sentences. please help me.
*July 14, 2008*

**english**

what the noun in the sentence an extreme climate may affect your communication effectiveness.
*July 14, 2008*

**english**

what is the noun in the sentence poor gramer may result in miscommunication.
*July 14, 2008*

**Psychology**

Sternbergs Love Theory ... I know the 8 different types but I need the characteristics of them and I cannot find them anywhere.
*July 10, 2008*

**Algebra**

(11xy)¯^5/^7= 1/(11xy)¯^5/^7 Is this answer correct. Can someone tell me if I did this expression right. The instructions are to rewrite the following expression with positive exponenets.
*July 2, 2008*

**Algebra**

REWRITE THE FOLLOWING EXPRESSION WITH POSITIVE EXPONENETS.(11xy)¯^5/^7= 1/(11xy)¯^5/^7 .is this answer correct. cAN SOMEONE HELP ME WITH THIS EQUATION ,I AM TRYING TO LEARN.
*July 2, 2008*

**math**

i need help on finding the missing finger
*June 29, 2008*

**math**

When managing a business, it is important to take inventory of where your money is spent. You have a monthly budget of $5,000. Refer to the table below and answer the questions that follow. Round your answers to the nearest tenth of a percent. Category Cost Percentage Labor $1...
*June 29, 2008*

**algebra**

Hermes can travel 2 mi up Mt Olympus at a rate that is 18 mi/hr slower than he rides Pegasus down the same distance. The entire trip takes 14 min. How fast can he go up? How fast can he ride down?
*June 29, 2008*

**algebra**

Jackie can shell a quart of pecans twice as fast as John. Together they can shell a quart of pecans in 20 min. How long would it take John to shell a quart of pecans by himself?
*June 29, 2008*

**AE**

Go to the state you live in and then .gov back slash mde. Check this site out it may help you.
*June 27, 2008*

**math**

What pair of fractions are proportional? a. 0.4/0.1 =? 6/1.5 b. 0.4/0.1 =? 6/1.6 c. 0.4/0.1 =? 5.6/1.5 d. 0.4/0.1 =? 5.6/1.6
*June 27, 2008*

**Math**

Add. -3/5 + (8/35). A. 13/35 B. -13/35 c. 1/8 d. - 1/8
*June 27, 2008*

**Math**

Add. -3/5 + (8/3.5). A. 13/35 B. -13/35 c. 1/8 d. - 1/8
*June 27, 2008*

**Math**

Which pair of fraction is proportional? A) 0.4/0.1 =? 6/1.5 B) 0.4/0.1 =? 6/1.6 C) 0.4/0.1 =? 5.6/1.5 D) 0.4/0.1 =? 5.6/1.6
*June 27, 2008*

**Math**

Complete the statement, using the symbol < or >. 13/16 is greater than or less than 0.563
*June 27, 2008*

**algebra**

a^3 - 8b^3/6b^2 - ba- a^2 / 3a^3b + 6a^2b^2 + 12ab^3/ a^2 - 9b^2 perform indicated operation and reduce to lowest terms
*June 25, 2008*

**algebra**

4x^2 - 16x/x^2 - 16 * x^2 + 2x -8/3x^3 + 6x^2
*June 25, 2008*

**Algebra**

Joe invested $12000, part at 6% interest and part at 8% interest. In the first year he earned $860 in interest. How much was invested at each rate?
*June 25, 2008*

**english**

what does past idicative mean?i need to write 4 words in that form but dont know how?
*June 24, 2008*

**Biology**

Information
*June 19, 2008*

**Biology**

what component is present in every part of a loop such as one that involves protiens producing energetic molecules from sugar
*June 19, 2008*

**biology**

If youre using an up to date light microscope to examine animal cells you wont be able to detct?
*June 19, 2008*

**algebra**

Solve by elimination. 15x+10y=-20 3x+2y=-4
*June 13, 2008*

**algebra**

In 1990, a company had a profit of $1.3 million. In 1992, the company had a profit of $1.2 million. Write a linear equation giving the profit P, in millions of dollars, in terms of the year, t. Let t=0 represent 1990.
*June 10, 2008*

**algebra**

1/9 -K+3/72k = 1/9k - k-1/8k i can't figure out how to get rid of the denominators
*June 2, 2008*

**algebra**

I can't figure out (-64)^1/3. Any help would be great. and (-8)^-2/3
*June 2, 2008*

**algebra**

Factor 25x2-20x+4 I can't figure out what to do with 25.
*June 1, 2008*

**Algebra**

A boat can travel upstream 14 miles in same it can travel downstream 8 miles. the boat is traveling 13 miles per hour. what is the current
*June 1, 2008*

**algebra**

John takes 3 hours longer than Andrew to peel 400 pounds of apples. Together they take 8 hours. How long will it take John to peel 400 pounds by himself
*June 1, 2008*

**algebra**

A boat travel 4 miles upstream with a current of 5 miles per hour. It takes 40 mminutes longer to go upstream. How fast does the boat go downstream
*June 1, 2008*

**algebra**

identify the missing term. x^3-31
*May 28, 2008*

**Algebra**

Identify the missing term. x^3-31
*May 27, 2008*

**math**

if p has coordinates (x, y) and is located on the unit circle, what is the highest value that the x-coordinate can take? Hence, what is the largest value that the cosine of an angle can take?
*May 24, 2008*

**trig**

using the unit circle evaluate cos and sin for 30
*May 24, 2008*

**algebra**

How do I solve this???? Hat size 7 3/8 ??? head circum ( to nearest 1/5 23 1/5 ??? head circum to nearest cent.) 59 58
*May 19, 2008*

**algebra**

can you walk me throught this????
*May 19, 2008*

**algebra**

Maria bicycles 5 km/h faster than Carlos . In the same time it takes Carlos to bicycle 30 km, Maria can bicycle 45 km. How fast does each bicyclist travel?
*May 19, 2008*

**Algebra 2 Honors**

Write the sixth term of the sequence: t1 = 1 and tn = 3tn-1 + 1
*May 12, 2008*

**math**

what is 19+10s+14s+9+15s
*May 5, 2008*

**physics**

What difference does an astronomer see between the emission spectrum of an element in a receding star and a spectrum of the same element in the lab?
*May 3, 2008*

**maths**

HI THERE, COULD SOME ONE PLEASE HLEP ME ON THIS QUESTION... A sample of the near-ground air concentration of caesium-137 at 11 locations in southern Germany a few days after the Chernobyl nuclear accident in 1986 consisted of the following measurements (in Bq/m3). 5.77 3.30 7....
*May 3, 2008*

**science**

what happens when you mix iron and sulpher?
*April 30, 2008*

**psychology**

jim examines the effect of type of music on task performance. Type of music represents which type of measurement scale
*April 27, 2008*

**science**

Where can I find a picture of a house that contains examples of things in a "green home". Not a real house a drawing.
*April 27, 2008*

**Dr. Bob**

a gaseous hydrocarbon reacts completely with oxygen gas to form carbon dioxide and water vapor. given the following data, determine (delta)HoF for hydrocarbon: (delta)Horxn=-2044.5kj/mol hydrocarbon (delta)HoF CO2= -393.5kj/mol (delta)HoF H2O = -242kj/mol denstity of CO2 and ...
*April 21, 2008*

**us history**

what reflects a governmental measure taken by the united states to encourage settlment in new areas?
*April 21, 2008*

**Literature**

1-20
*April 18, 2008*

**Accounting- Help Please**

Accounting Help-Preparing and posting journal entries; and preparing a trial balance.? Shelton Engineering completed the following transaction in the month of June. Received a bill for rent of equipment that was used on a recently completed job. The 1,200 rent must be paid ...
*April 16, 2008*

**Accounting - Please check me**

Indicate whether a debit or credit decreases the normal balance of each of the following accounts. Office Supplies- debit Repair Service Revenue- debit Interest Payable- debit Accounts Receivable- creditSalaries Expense- debit Owner Capital- credit Prepaid Insurance- debit ...
*April 8, 2008*

**Accounting**

Please double check me. Indicate whether a debit or credit decreases the normal balance of each of the following accounts. Office Supplies- debit Repair Service Revenue- debit Interest Payable- debit Accounts Receivable- creditSalaries Expense- debit Owner Capital- credit ...
*April 7, 2008*

**math riddle ALGEBRA WITH PIZZAZZ**

what is 7 over d+5 =10 over d+2
*April 6, 2008*

**Math**

Please help me with some good websites for the followung question. what industry is affected by the economy,such as the airline, automobile, home building, technological or gasoline?
*April 5, 2008*

**Physics**

09998/88
*April 4, 2008*

**sci**

Although most salamanders have four legs, the aquatic salamander resembles an eel. It lacks hind limbs and has very tiny forelimbs. Explain how limbless salamanders evolved according to Darwin's theory of natural selection.
*April 4, 2008*

**arithmetic**

I am having a problem with ratio's
*March 29, 2008*

**Math please check**

Identify the amount in the following application In a shipment if 1200 parts, 60 were found to be detective. What percent of the parts were faulty? a. 60 b. 1200 c. what percent d. shipment answer: c
*March 28, 2008*

**I was wrong**

the correct answer: B
*March 28, 2008*

**Math - double check me**

Kristi joggfed for 3/5 of an hour, swam for 1/2 of an hour, and rode her bicycle for 3/4 of an hour. How long did she exercise? a. 7/11 b. 9/40 c. 1 17/20 d. 1 7/20 answer: c Juan owned 3/4 of a family business. He sold 1/3 of the business to his aunt. What portion of the ...
*March 28, 2008*

**Math - please double check me**

there are 42 accounting classes with 31 students in each class. Estimate the total number of students in the accounting classes. answer: 1200 students Maria earns $17 per hour.last week, she worked 10 hours/day for 5 days. What was her gross pay answer: a
*March 28, 2008*

**Physics**

A shaving/makeup mirror is designed to magnify your face by a factor of 1.33 when your face is placed 20.0 cm in front of it. A) what type of mirror is it? B)Describe the type of image that it makes of your face . C) Calculate the required radius of curvature for the mirror.
*March 25, 2008*

**Math- Double check**

Please double check me Find the median of the following set of numbers. 47, 20, 52, 35, 58, 57 A) 49 1/2 B) 47 C) 48 1/2 D) 52 Answer: c Which of the following numbers are integers? 2/3, 35, 0.093, -650, 42.5 A) 0.093 and 42.5 B) 35 and -650 C) 2/3 D) -650 Answer: A Determine ...
*March 23, 2008*

**world history**

how did mozart contribute to the world
*March 20, 2008*

**Math**

Please double check Real Numbers and Order |4| + |3| Answer: 7 |-9| - |4| Answer: 5 Adding Real Numbers 7+ (-9) + (-5) + 6 Answer: 17 |-27 + 14| Answer: 13 Subtracting Real Numbers –1/2 – (-5/8) Answer: 2 –3.4 – (-7.6) Answer: -4.2 –54 – 119 ...
*March 18, 2008*

**Math**

please double check my answer please Real Numbers and Order 3/7, -6/7,1/7, -1/2, 2/7 Answer: -6/7, -1/2, 1/7, 2/7, 3/7 |4| + |3| Answer: 7 |-9| - |4| Answer: 5 Adding Real Numbers 7+ (-9) + (-5) + 6 Answer: 17 |-27 + 14| Answer: 13 Subtracting Real Numbers –1/2 – (-5...
*March 18, 2008*

**Math**

Please double check Jean deposited a check for $625, wrote two for $68.74 and $29.95 and used her debit card to pay for a purchase of $57.65. How has her account balance changed? Answer: $468.66
*March 18, 2008*

**English**

How or what did Martin Luther King Jr. do to help the bridge of selma? And how did he help with the bloody sunday on march 7, 1965?
*March 12, 2008*

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