Monday

June 27, 2016
Number of results: 79,608

**math**

Choose a nonzero integer for n to show that -n can be evaluated as a positive number
*June 30, 2009 by Anonymous*

**math**

Round 9.86-5.47 to the nearest whole number. Need to show my work.
*October 19, 2009 by Bob*

**maths**

write in digits the greatest number i could show with three counters?
*January 31, 2010 by Anonymous*

**5th math**

what is the mode for the following number? 9,5,3,6,5,2,4, please !show me how to do this problem> thank you!!
*December 1, 2010 by pat*

**math**

show that the sum of four consecutive whole number is divisible by 2
*November 29, 2011 by mary lou*

**Chemistry**

How does looking at the number of molecules of products vs. reactants show the Estamation of ÄS?
*March 28, 2012 by Spacy1996*

**algebra 2**

find the number of zeros(x-intercept) y=a^2+a-56 show the step please.
*December 7, 2012 by lisa*

**math**

I need help writing 57/18 as a mixed number. Can somebody show me how to do it .Because I'm not understanding what to do.
*December 13, 2013 by cora evans*

**math**

Solve the inequality = 3- 2x ˂ x ˇÜ 2x + 5 and show the solution on the number line
*February 15, 2015 by kudu*

**math**

explain how you can use a number line to show that 3/6 and 1/2 are equivalent fractions?
*March 3, 2015 by anita*

**Algebra 1**

Buying paint in large quantities is often less expensive. Five 1-gallon buckets cost 25% more than a single 5-gallon bucket. Suppose that a job requires g gallons of paint. For what values of g should a 5-gallon bucket be purchased to minimize cost? Explain.
*March 8, 2014 by Jackie*

**English**

I have a question. When your using a quote is it if it's 5 or more lines its indented in 5 spaces and if it's 4 or less lines it goes into your paragraph. How does that go again.
*November 7, 2009 by Meghan*

**3rd grade**

write a story to go with this graph,using the words more less most and leas. your story have six characters.
*November 10, 2009 by sasi*

**statistics**

My mean is 175.5 My standard deviation is=90.57 Sample=25 Formula to be used: P(X>190)=P((X-mean)/s sqrt of my sample is = 5 (Which is the square root of 25.)(190-175.5) / 90.57/5) 14.5/18.114 calculator says 0.8004858120790548746825659710721 I check the z-table ...
*May 27, 2013 by Ann*

**math**

When a pilot banks an aircraft moving at a speed, v, in metres per second, at an angle a, the radius of the turn that results is given by the formula: r = v^2/g * tan(pi/2 - a) where g is the accelatation due to gravity, or 9.8 m/s^2. Use an appropriate equivalent ...
*November 6, 2009 by Anonymous*

**English**

What are the dependent and independent variables in the sentences? I dont understand them. 1. Students who have higher intelligence report they like their teachers the most. 2. Methodists who are less likely to engage in alcohol abuse are less likely to remain married. 3. ...
*September 2, 2009 by Ashley*

**Math**

Explain How You got the answer please, because the answer I keep getting doesn't even match any of the answers. A telephone dial has holes numbered from 0 to 9 inclusive, and eight of these holes are also lettered. How many different telephone numbers are possible with this ...
*March 30, 2012 by Kaya*

**Grammer**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.” (Points : 1)
*December 1, 2011 by Gina*

**ashford university**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.”
*May 17, 2013 by Heather*

**Math**

If we multiply "a" and "b",when will: a. the product be larger than both "a" and "b"? b. the Product be less than "a"? c. the product be less than "b"? d. the product be less than"a" and "b"? e. the product be greater than "a"? f. the product be greater than "b"? g. the ...
*September 3, 2006 by dgibson*

**math**

Find the number of 6 -term strictly increasing geometric progressions, such that all terms are positive integers less than 1000.
*May 12, 2013 by steven lou*

**Geometry**

Find the number of 6 -term strictly increasing geometric progressions, such that all terms are positive integers less than 1000.
*May 16, 2013 by Stranger*

**Math**

Of 20 scores, 19 are less than or equal to 10. Find the percentile rank of 10. They don't give you the exact number of tens so i don't really know how to do this? Could someone please explain?
*September 23, 2015 by Angela*

**Algebra**

The area of a rectangular piece of land is 280 square meters. If the length of the land was 5 meters less and the width was 1 meter more, the shape of the land would be a square. Part A: Write an equation to find the width (x) of the land. Show the steps of your work. (5 ...
*May 9, 2014 by Anonymous*

**Algebra**

Can someone help me with this please. Andrew factored the expression 20x^3-12x^2+8x as 4x(5x^2-12x^2+8x) but when melissa applied the distributive law and multiplied out 4x(5x^2-12x^2+8x)she got 20x^3-48x^3+32x thus Andrews solution does not appear to check. Why is that? ...
*August 2, 2012 by Anonymous**

**math**

A group of 148 people is spending five days at a summer camp. The cook ordered 12 pounds of food for each adult and 9 pounds of food for each child. A total of 1410 pounds of food was ordered. Write a system of equations that describes this situation, and define your variables...
*February 19, 2015 by Linda*

**Math**

1. Find the sum of the first five terms of the sequence 2/3, 2, 6, 18, ..... 2. Is this a geometric sequence? 2x, (4x-2), (6x-4), ..... 3. Show the equivalent values of the decimal 0.7575757575..... in fraction form. 4. What is the sum of the geometric sequence 4/3, 2/3, 1/3, ...
*October 16, 2014 by Brianna*

**statistics**

{Exercise 3.55} Morningstar tracks the total return for a large number of mutual funds. The following table shows the total return and the number of funds for four categories of mutual funds (Morningstar Funds500, 2008). a. Using the number of funds as weights, compute the ...
*October 16, 2011 by abdull*

**Algebra**

Which of the following statements is NOT true regarding an expression written in scientific notation in form of a x 10^n ? a. The value of a must be greater than or equal to 1 and smaller than 10. b. The value of n must be an integer. c. Doubling n results in a doubling of the...
*February 16, 2016 by Kaai97*

**statistics **

A VP of manufacturing claims that no more than 3% of items produced using a certain assembly line are defective. A random sample of 100 items from the assembly line had 5 defectives. At the 5% level of significance, which of the following would be part of the standardized ...
*March 27, 2015 by Anonymous*

**Math**

Number of People You Have Known Who Were Victims of Homicide # of Victims Frequency 0 3944 1 279 2 97 3 40 4 30 Find the median. Note that the “4 or more” category is not problematic for it. I know that the median is the middle number. I got 1.5 but book got 0. Please show me ...
*September 21, 2011 by mary*

**math**

Number of People You Have Known Who Were Victims of Homicide # of Victims Frequency 0 3944 1 279 2 97 3 40 4 30 Find the median. Note that the “4 or more” category is not problematic for it. I know that the median is the middle number. I got 1.5 but book got 0. Please show me ...
*September 22, 2011 by mary*

**Algebra**

I need help, I don't understand this at all! I want to use Orange Juice. So what do I do? Find the hydrogen ion content of a substance of your choice. Using this hydrogen ion content, show how to find the pH of the substance using the formula. Is this substance acidic or basic...
*December 14, 2007 by Cupcake*

**3rd grade**

This is my sons math problem I am not good at math please can you help me and show the work for the calculations " ALI MADE A MODEL FOR 624 USING 6 HUNDREDS, 2 TENS, AND 4 ONES. WHAT IF ALI HAD NOT HAD ANY TENS? HOW COULD SHE HAVE MODELED 624 WITHOUT USING TENS?...
*September 2, 2009 by keisha*

**Algebra :/**

A bank offers two checking plans anywhere charge .15 cents a check; accucheck cost .77cents a month plus 8 cents per check. For what number of checks will the accucheck plan cost less than anywhere check? Less than 11 checks? More than 11 checks? 11 checks? 11 or more checks?
*May 17, 2011 by Imagine*

**math**

Use properties of logarithms to expand each logarithmic expression as much as possible. Where possible evaluate logarithmic expsressions without using a calculator. logb x^7
*October 15, 2012 by Ashley*

**Calculus**

using d^2(h)/dt^2=−g+k(dh/dt)^2, find an expression for the terminal velocity in terms of k and g? g is the acceleration due to gravity, k is a constant, h(t) is the height of the falling object, dh/dt is its velocity, and d^2(h)/dt^2 is its acceleration.
*October 7, 2013 by Brad*

**statistics**

Suppose your statistics instructor gave six examinations during the semester. You received the following grades (percent correct): 89, 64, 88, 89, 91, and 75. Instead of averaging the six scores, the instructor indicated he would randomly select five grades and compute the ...
*February 29, 2012 by Anonymous*

**Finance**

Calculate the project’s initial Time 0 cash flow, taking into account all side effects.? This will be a five-year project. The company bought some land three years ago for $4.2 million in anticipation of using it as a toxic dump site for waste chemicals, but it built a piping ...
*November 23, 2013 by Cheryl*

**need help**

whats the definition of a biconditional "an acute angle is an angle whose measue is less than 90 degress" 1. if it measure is less than 90 degrees 2.if and only if its measure is less than 90 degrees 3. measure is less than 90 degrees if it is acute 4. if and only if it is not...
*June 5, 2012 by janika*

**Math**

14+2m = 4m - 16 (no multiple choice) I don't understand it 4(x +2) = 14 - 2(3 - 4x) (no multiple choice) Eight subtracted from 4 times a number is equal to 4 less than 6 times the number. (not multiple choice) my answer is 8x - 4 = 4x - 6
*September 22, 2014 by Anonymous*

**Grammar**

This question has been bothering me. Is twenty five proper or twenty-five?
*November 21, 2007 by Annie*

**Chemistry**

The water in a calorimeter raises five degrees (F). There was five mL of water to start with.
*January 15, 2013 by Nadir*

**math**

find the product of the square root of 25 and each of the five answers. when the five answers are 12, 18, 8/3, 8/3, 18.2
*July 9, 2015 by Ana*

**Math**

What would be an expression that can be used to show how many lengths of 5/8 inch lengths of string can be cut from a 15 inch length of string
*November 18, 2010 by Joe*

**Math**

Joel scores in 80% of his games. His team is starting the playoffs, and if they make it to the state championship, they will have played 5 games. Joel wants to determine the probability that he scores in 4 of the 5 games. Which simulation design has an appropriate device and ...
*February 12, 2016 by Asia*

**Math**

Joel scores in 80% of his games. His team is starting the playoffs, and if they make it to the state championship, they will have played 5 games. Joel wants to determine the probability that he scores in 4 of the 5 games. Which simulation design has an appropriate device and ...
*February 12, 2016 by Anonymous*

**Math (statistics)**

The probability of obtaining heads on a biased coin is 0.4. The coin is tossed 600 times. a. i. Write down the mean number of heads (240) ii. Find the standard deviation of the number of heads (12) b. Find the probability that the number of heads obtained is less than one ...
*March 16, 2016 by Myra*

**Economics**

Suppose that there are 1,000 hot-pretzel stands operating in Toronto. Each stand has the usual U-shaped average total cost curve. Both the market demand curve and the supply curve for pretzels are linear, and the market for pretzels is in long-run competitive equilibrium. a) ...
*September 27, 2013 by Joy*

**Math**

Juliette bought a number of tickets to see a rock band. Each ticket costs $45. Write an algebraic expression that represents the total cost of tickets.
*January 6, 2015 by Amy*

**Math**

Reid and Maria both play soccer. This season, Reid scored 4 less than twice the number of goals that Maria scored. The difference in the number of goals they scored was 6. How many goals did each of them score?
*February 2, 2012 by Jane*

**Algebra 2**

I have a question... I have no idea how to turn this into SRform 2187^(1/3) - 2(24)^(1/3) I saw I could do this 2187^(1/3) - 2(4*6)^(1/3) 2187^(1/3) - 4(6)^(1/3) then I do this 2187^(1/3)/ (6)^(1/3) and I don't get a whole number so I can conclude that... I can never get a ...
*May 28, 2009 by Algebra 2*

**physics**

A worker in a warehouse uses a rope passing through some pulleys to lift a heavy crate. The worker exerts a force five times less than the weight of the crate but has to move the rope four times as far as the crate moves. This situation... A) can happen because the extra ...
*July 5, 2014 by Belinda*

**Computers**

1. There is a requirement to store 750 records. The number of buckets is 10,000. The number of slots per bucket is 3. What is the PPD? 2. Hashing Algorithm Computation The record key is 1234AB6. The number of buckets is as per the PPD computation above in question 1. Compute ...
*December 2, 2010 by Jim*

**Computers**

1. There is a requirement to store 750 records. The number of buckets is 10,000. The number of slots per bucket is 3. What is the PPD? 2. Hashing Algorithm Computation The record key is 1234AB6. The number of buckets is as per the PPD computation above in question 1. Compute ...
*December 2, 2010 by Jim*

**9 gr**

3. Which statement is true about the following set of data? 18, 17, 21, 24, 21 a.The mean is greater than the median. b.The median is less than the mode. c.The mean and median are the same number. d.The median and the mode are the same number.
*July 19, 2010 by ruslan*

**math**

Delta airline flights seats 340 people. An average of 5% of the people with reservations doesnt show up, so they overbook by 350. This system can be analyzed by using binomial distribution. n=350 and p=0.95 1) Find the probablity that 350 reservations there are more passangers...
*April 6, 2008 by mel*

**Science Help!!!!**

How does using coal to generate electricity affect the enviroment? A. Using more coal reduces the amount of pollution from using oil. B. Using coal improves the quality of nearby water. C. Using coal, instead od wood from trees, helps improve the inviroment. D. Using coal ...
*December 15, 2014 by callie*

**algebra**

Create your own number game using the rules of algebra and post it for your classmates to solve. Be sure to think about values that may not work. State whether your number game uses the skill of simplifying rational expressions
*October 7, 2008 by mike*

**Math**

Five children play a game in which players either gain 1 point or lose 1 point. After several games, the number of points won is equalto the number of points lost. If no two children have the same final score and the overall winner has fewer points than the child with the ...
*May 28, 2011 by Eric*

**trig**

For each expression in column I, choose the expression from column II to complete an identity: Column I Column II 1. -tanxcosx A. sin^2x/cos^2x 2. sec^2x-1 B. 1/sec^2x 3. sec x/cscx C. sin(-x) 4. 1+sin^2x D.csc^2x-cot^2x+sin^2x 5. cos^2 x E. tanx I figured #1 is C, #2 is A, ...
*March 19, 2011 by gin*

**AP Psychology**

In comparison to generalized anxiety disorder, panic disorder is characterized by periods of distress that are more intense and more prolonged. less intense and less prolonged. more intense and less prolonged. less intense and more prolonged. unwanted repetitive thoughts and/...
*October 31, 2012 by Ashley*

**Art**

artists make shapes in the background smaller than shapes in the foreground to communicate their distance from the viewer. how else might a landscape artist show shapes in the back ground to depict their distance from the viewer? a. show shapes with bright colors. b. show ...
*April 1, 2016 by bunny64*

**Physics(please help, I'm stuck)**

A particle with a charge of -1.4 μC and a mass of 2.9 x 10-6 kg is released from rest at point A and accelerates toward point B, arriving there with a speed of 22 m/s. The only force acting on the particle is the electric force. What is the potential difference VB - VA ...
*September 12, 2012 by Alex*

**lol**

Jethro has n pigs. Mary Sue has 5 more pigs than Jethro, and Johnny has 3 less than Mary Sue. Which expression represents how many pigs they all have together? A A. 3n + 2 B. 2n + 7 C. 2n + 2 D. 3n + 7
*February 10, 2009 by seceret*

**Ms. Sue or Steve Help**

17. Use equal intervals to make a frequency table for the average number of movies per person. You do not need to show tally marks. Country Average Number of Movies Turkey 0.5 Japan 1.2 UK 1.3 Finland 1.3 Austria 1.5 Germany 1.8 Spain 2.2 Sweden 2.2 Denmark 2.2 Switzerland 2.5...
*April 3, 2013 by Jman*

**Math please help**

Use equal intervals to make a frequency table for the average number of movies per person. You do not need to show tally marks. Country Average Number of Movies Turkey 0.5 Japan 1.2 UK 1.3 Finland 1.3 Austria 1.5 Germany 1.8 Spain 2.2 Sweden 2.2 Denmark 2.2 Switzerland 2.5 ...
*March 22, 2016 by jai*

**Ms.sue please help**

17. Use equal intervals to make a frequency table for the average number of movies per person. You do not need to show tally marks. Country Average Number of Movies Turkey 0.5 Japan 1.2 UK 1.3 Finland 1.3 Austria 1.5 Germany 1.8 Spain 2.2 Sweden 2.2 Denmark 2.2 Switzerland 2.5...
*March 22, 2016 by jai*

**math**

Taylor's home street address number has five digits. Two digits have values of 60,000 and 300.the last digit is 9.the value of each of the other digits is ten times the value of the digit on it's right. What's Taylor's home street address number.
*January 10, 2016 by brian*

**Statistics**

Data collected on volcanic eruptions give a mean time between eruptions of 29 months. Assume these eruptions occur as a Poisson process in time, find the: (a) Expected number of eruptions during the five-year period beginning from the time you have read this question. (b) ...
*January 21, 2012 by sand*

**Math**

Answer this please!!! Noelani was saving Luscious Lemon soda coupons, which came in the caps of the Luscious Lemon sodo bottles. There were two kinds of coupons: 5-point coupons and 2-point coupons. So far, she had collected 23 coupons, worth 76 points. How many 5-point and 2-...
*September 18, 2006 by Nick*

**accounts**

1. On January 1, 2004 PEN PENNY received a Utility Bill from BEC for $10,000, the bill was due on February 28, 2004. (a) Show the entries on January 1, 2004 and February 28, 2004. 2. On March 1, 2004 PEN PENNY company borrowed $400,000 from the Royal Bank of Canada and issued ...
*November 25, 2008 by jimmy*

**Math**

What is the difference between an equation and an expression? Include an example of each. Can you solve for a variable in an expression? Explain. Can you solve for a variable in an equation? Explain. Write a mathematical phrase or sentence for your classmates to translate...
*May 5, 2009 by scooby9132002*

**howard**

In checking the angles of a section of a bridge support, an engineer finds the expression sin(2 cos-1 0.70). Write a paragraph explaining how the value of this expression can be found without the use of a calculator.
*February 25, 2010 by mike*

**S103**

Which element results if 2 protons and 2 neutrons are ejected from a radium nucleus with atomic number 88 and mass number 226 - show workings? What is actually ejected is an alpha particle (helium nucleus). The new atomic number is 88-2 = 86 and the new atomic weight is 226 - ...
*March 7, 2007 by Pedro*

**math**

After pulling into a parking spot, Ms. Feliz backed her car up 2 feet. Write an expression with absolute value to show the distance Ms. Feliz TRAVELD ARTER PULLING INTO THE PARKINSPOT
*November 10, 2012 by elie*

**math**

This is a riddle, and I'm supposed to find a 5-digit number from it..... My thousand's digit is the first that is perfect, but if you're not happy with that, it's also the product of the first two primes. My units digit is the odd of those two primes, and if you look at it and...
*September 30, 2011 by Peter*

**Geometry Multiple Choice**

A rectangle napkin costs $3.25. A similar tablecloth is five times longer and five times wider. How much would you expect to pay for the table cloth? $81.25 $48.74 $16.25 $32.50
*April 15, 2012 by Jill*

**Math**

How to Generate Pythagorean Triples using an Odd Number 1. Start with an odd number, e.g. 3. Then the square of 3 can be expressed as the sum of two consecutive numbers, i.e. 32 = 9 = 4 + 5. Therefore the Pythagorean Triples are {3, 4, 5} since 32 + 42 = 52. Generate another ...
*February 22, 2012 by Kevin*

**Computer programming**

The code below is supposed to calculate the average for a student using 10 grades. It contains several errors. Rewrite the code using the correct naming conventions and turn in the full solution and discuss using this topic. Dim arrGrades(10) as integer Dim num,I, iAverage as ...
*August 17, 2010 by Brenda*

**English**

1. Listen carefully, and complete the clocks by drawing hands. Draw an hour hand indicating 2. Draw a minute hand indicating 12. It is two o'clock. There are three hands on the clock such as a second hand, a minute hand, and an hour hand. 2.Listen carefully, and choose the ...
*June 7, 2008 by John*

**Economics**

Show price elasticity of demand for Company XYZ’s product. Using the following data: Price Quantity 2000 5.00 100 2001 5.25 115 2002 5.50 150 2003 6.00 198 Calculate endpoint elasticity from 2000 to 2003 over the entire period. Use the arc convention and the traditional ...
*October 25, 2006 by Yellow Bird*

**Math**

Let X be the number of successes in five independent trials of a binomial experiment in which the probability of success is p = 3/5. Find the following probabilities. (Round your answers to four decimal places.) (a) P(X = 4) (b) P(2 ≤ X ≤ 4)
*January 27, 2013 by Bersy*

**Geometry**

find 1 counter example to show the each conjecture is false. that means prove the follwing statment false. The product of 2 positive numbers is greater than either number. ok so I know product means to multiply but if you multiply you get a bigger number . Please help...
*August 22, 2007 by tori*

**work**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.true or false
*May 18, 2010 by lisa*

**english**

Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a week.” True or false
*March 2, 2012 by tywin*

**Math**

For the most recent year available, the mean annual cost to attend a private university in the United States was $20,082. Assume the distribution of annual costs follows the normal probability distribution and the standard deviation is $4,500. Ninety-five percent of all ...
*October 7, 2014 by Meredith*

**English**

Open : 9:00 am.˘¦ 5:00 pm. (Mon ˘¦ Fri) (How do you read the above?) 1. From nine am. to five pm. (from Monday to Friday) 2. nine am. to five pm. (Monday to Friday) 3. From nine am. through five pm. (from Monday through Friday) 4 nine am. through five pm. (Monday through Friday)
*May 28, 2011 by rfvv*

**statistics**

#1: Total students 237, total males 41, need to estimate the proportion of students that are male using 90% confidece level. Also #2: estimate the proportion of students that commute less than 5 miles to work within 2% , what sample size would you need. Total students 237. ...
*March 1, 2013 by kathy l*

**maths**

Sixty people were asked how many films they had seen in the past year. The results are shown in table 1. Table 1: number of films seen by a group of people during the past year No of film seen(x)0 1 2 3 4 5 6 7 8 N0 of people(f) 23 12 9 6 3 4 2 0 1 What percentage of people ...
*May 12, 2007 by roger*

**Algebra**

Tim's scores the first five times he plays a video game are listed below. 4,526 4,599 4,672 4,745 4,818 Tim's scores follow a pattern. Which expression can be used to determine his score after he played the video game n times. A.) 73n + 4,453 B.) 73(n + 4,453) C.) 4,453n + 73...
*November 16, 2015 by Danielle*

**maths**

All the students in a school are made to stand in rows so as to form an equilateral triangle. The first row consists of one student, the second row 2 students, third row 3 students and so on. Had there been 90 more students, the total number of students could have been ...
*February 1, 2010 by rajshekhar*

**math**

I'm thinking of a number made from the digits 3,6 and 9. Each digit is used only once. My number is an even number. My number is greater than 400. What is my number?
*October 26, 2010 by selena*

**discrete math**

prove that if n is an integer and 3n+2 is even, then n is even using a)a proof by contraposition b)a proof by contradiction I'll try part b, you'll have to refresh me on what contraposition means here. Here is the claim we start with If n is an integer and 3n+2 is even, then n...
*September 27, 2006 by audryana*

**Help With Math**

Using the quadratic formula to solve equations. -12^2 + 12 x-9 = -7x^2 10x^2 + 5x + 12 = 0 6x^2 + 12x = - 1 11x^2 - 7x -1 = 0 2x^2 -18x + 16 = 0 Can u show work to help me out
*November 13, 2007 by Monte'*

**algebra**

I need help, i have to solve the linear solution using substitution, the equations are 4x+3=y and x=y-2 Also, please show me how you did it if possible. Thanks!
*May 26, 2009 by Elissa*

**math**

Show at least two ways other than using a calculator to find Explain in writing why each makes sense.
*February 10, 2010 by ASHLEY*

**math**

find an equation of the linear function f using the given information. please show all steps and work f(-1)=1, f(1)=-2
*September 7, 2010 by Tristan*

**Math - Problem4**

Solve the inequality. Express your solution using interval notation and please show all of your work. x^4 - 7x^2 - 14 > 0
*June 9, 2011 by Greg - PV*

**2008 math**

Write the following as a sum using powers of 10 to show place value and explain your steps. 3) 620.83
*July 10, 2012 by tiffany*