Tuesday

September 23, 2014

September 23, 2014

Number of results: 64,660

**Calculus I**

Show that the equation x^4 + 4x + c = 0 has at most two real roots. I believe we're supposed to prove this by proof of contradiction using Rolle's Theorem, but I'm not quite sure how to do this problem.
*March 5, 2012 by Emily*

**chemistry**

(a) Construct a Lewis structure for O2 in which each atom achieves an octet of electrons. (Assign lone pairs where appropriate.) i am using marvin sketch and dont know what i need to show
*December 2, 2012 by Samantha*

**MATH**

Find the solution/point of intersection of the following quadratic-linear system. Show steps appropriately: y+x^2=-6x-3 and x+y-1=0. Solve using both an algebraic and graphical method.
*January 20, 2013 by minny*

**Chemistry**

How much heat (in Joules) is needed to raise the temperature from -79oC to 57oC for 31.5g of water? I remember my teacher using different temperatures for each equation, can someone show me what that is? thanks.
*March 4, 2013 by Denny*

**Statistics – Lab Week 2**

11. Using the empirical rule, 68% of male heights should be between what two values? Either show work or explain how your answer was calculated.
*September 12, 2014 by Jean*

**Accounting**

On August 31,2010, Chickasaw Industries issued $25 million of its 30-year, 6% convertible bonds dated August 31, priced to yield 5%. The bonds are convertible at the option of the investors into 1,500,000 shares of Chickasaw's common stock. Chickasaw records interest expense ...
*May 9, 2013 by Cindy*

**maths plz help me**

TOP electronics is a small business with five employees. the mena (average) wekkly salary for the five employess is $360. if the weekly salaries of four of he employees are $340 $340 $345and $425, what is the slary of the fifth employee?
*November 9, 2008 by Anonymous*

**science****

many birds eat butterflies for food. however, the monarch butterfly has a bad taste and is therefore avoided by birds. the viceroy butterfly looks very much like monarch butterfly, but it does not taste bad to the birds. tiger swallowtail butterflies do not look like either ...
*July 15, 2011 by Anonymous*

**math**

Can someone please help me with these few problems here? Find the holes and points of discontinuity: 12x^4+10x-3 ----------- x-1 and 12x+24 ------ x^2+2x In the first, examine x=1 and in the second, examine x=-2. Look at the numerator also at that same point. Oh, I am so sorry...
*April 28, 2007 by Lily*

**ALG 2! plz help urgent!!**

1.)Four times a certain number is the same as the number increased by 78. Find the number. 2.)A blue bike is $14 less than a red bike. The sum of their prices is $300. How much is the red bike? 3.)Alex is six years older than his sister, Emma. The sum of their ages is 32. How ...
*December 18, 2012 by tyneisha*

**Grammar and Composition**

please check: Decide what number or description is indicated by the capitalzied words by using your knowledge about prefixes. 1. Our group sat in a SEMICIRCLE. half circle 2. An OCTOPUS has _____ arms. eight 3. Our city celebrated its SESQUICENTENNIAL. 150 years 4. A DECATHLON...
*October 15, 2009 by y912f*

**math**

(w+9)^3+56=0 write were w i a real number write answer in simplified radical form write b^2/3 as a radical expression
*March 13, 2013 by kj*

**algebra**

Michelle has 45 books. Olivia has b fewer books. Which expression represents the total number of books Olivia has?
*March 19, 2014 by isabella*

**math**

the width of a rectangle is fixed at 4cm. Determine in terms of an inequality those lengths for which the area will be less than 92cm^2 the length must be less than ? cm the solution is {L|L< ? cm
*September 18, 2010 by Anonymous*

**math**

The ratio of guests under 15 to the total number of guests is 1:2. How many guests are under 15? The answer is five. Am I correct. Table Age Range Guest Under 15 X 15-40 6 41-65 3 Over 65 2
*January 12, 2013 by Americal*

**math**

Chris runs a ride at the carnival. He earns $14 an hour and a $50 bonus each day. Write an algebraic expression Chris can use to find the sum of his daily wages. Use the variable x to represent the unknown number?
*September 30, 2010 by A.T.*

**Algebra**

Divide the rational expression. Express the quotient as a rational expression in lowest terms. (x^2+10x+21)/(x^2+11x+28) ÷ (x^2+3x)/(x^2+11x+28) (i really need to know the steps on how to do this (please just don't give me the answer i already know it)
*July 8, 2010 by Julie*

**biology genetics**

In Leghorn chickens, + stands for colored feathers and C represents white feathers. At an independently inherited gene, the allele + inhibits color expression, whereas I has no effect on color expression
*October 16, 2011 by john*

**math**

The sum of two numbers is 25. Twelve less than four times one of the numbers is 16 more than twice the other number. Find both numbers.
*October 30, 2008 by hhhmmm*

**berta jrhs**

The sum of my digit is 0. My digt are not the same.i am an odd number.one of my digit is a multiple of 3,the other is not. I am greater than 50.the difference between my digit is less than 5. What am i?
*December 19, 2012 by jukie caines*

**maths**

the length of a rectangle is 3 less than 5 times its width. Write a simpified algebriac expression for the perimeter of a rectangle. If the rectangle width is tripled and its length is doubled,the perimeter of new rectangle is 92cm greater than the original perimeter. Find the...
*November 24, 2010 by aisha*

**MATH QUIZ PLZ HELP**

1.You roll a number cube numbered one to six 12 times. P(5) = two over three. What type of probability is illustrated and why? (1 point) experimental; the result is based on the number of possible outcomes experimental; the result is found by repeating an experiment ...
*March 18, 2014 by Anonomyous*

**found of tech **

Lab 1.1 Can somebody please, please help me with this lab?! I know it requires sketching and modeling which only i can do , but please, any help will be appreciated. I find these labs so hard to do, but my teacher said there's no alternative assignment and I HAVE to do them. ...
*October 23, 2011 by JAY*

**math**

solve for x without using a calculator 5^(x+1) = 25 i know that x would equal 1 because 5^2 is 25, but i don't know how to show how to solve it All you need to do is what you just did: Explain that if x = 1, the equation is satisfied. If you are looking for a method of ...
*July 14, 2007 by Anonymous*

**English**

which one demonstrates correct subject-verb agreement: A. Elena thinks five dollars are a lot of money. B. A number of my friends have bought new cars recently. C. Each of his sisters go to a different school. D. Robert's friend Steve, as wel as his wife, are going to the fair.
*March 24, 2008 by Jin Kobeaux*

**English**

* According to the spacing rules, write the following sentence again in the blank. 1. Iamapoliceofficer. -> __________________ (Is the expression correct?) * I have sent the MTCN number to you with my cell phone. However, you can not verify the name of the sender. You also ...
*June 2, 2009 by John*

**algebra**

give a counter example to show that each statement is false, the domain of each variable is the set of real numbers..... number 1 said 1. if a2=b2, then a=b idk how yo do it??
*October 21, 2009 by josh*

**math**

show why two thirds of 9 and one third of 18 name the same number.use counters or draw a picture to explain your reasoning.
*February 24, 2011 by kyle*

**ordering decimals**

Ms.Sue could you please show us another exmple i understood 0.6 0.65 0.7 how about with a double digit number like: 0.25_____0.15 or 0.425_____0.475
*April 4, 2011 by mom*

**statistics**

If the average number of textbooks in professors offices is 16 with a standard deviation of 5; and the average age of professors is 43 with a standard deviation of 8. Calculate the covariance of the number of textbooks in professors offices (show your work and formulas used) ...
*May 10, 2012 by Leannes*

**Math - What is the period?**

Can someone show me how to get the period for the following equation using radian mode in the calculator?: d(t) = 2.5 sin0.166 pi (t - 1.5) + 13.4 ---- Answer - 12.2
*November 4, 2007 by Anonymous*

**algebra**

solve by using the quadratic formula prove your answer is correct by checking can someone please show me how to do this step by step 2x^2+3x+4=0
*October 5, 2013 by johnnie*

**Trigonometry**

What is cos (pi/2 - x) secx using the fundamental identities to simplify the expression. I think I have the right answer but I want to check to make sure. Well, cos (pi/2 - x) is something you should've seen already. It's just another name for sin(x). Also, sec(x) is the same ...
*October 18, 2006 by Rob*

**math**

Five numbers are to be picked, without repetition, from 44 numbers to determine the winner of the Fortune Five game in the state lottery. If the order of the numbers is insignificant, how any different ways can a winning quintuple be selected? What is the probability of winning?
*October 6, 2009 by Al*

**MATH**

Five numbers are to be picked, without repetition, from 44 numbers to determine the winner of the Fortune Five game in the state lottery. If the order of the numbers is insignificant, how many different ways can a winning quintuple be selected? What is the probability of winning?
*April 1, 2010 by Moonpie_17*

**Algebra II**

Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)Which expression is equivalent to tan(theta)-(sec(theta))/(sin(theta))? A.)-cot(theta) B.)cot(theta) C.)tan(theta)-cot(theta) D.)tan(theta)-sec^2(theta) 2.)Find the exact value of:cos 375 degrees A.)(sq root 6...
*June 9, 2011 by HotMath*

**Maths**

At 7pm the outdoor temperature was -12degrees celsius. By 11pm the temperature in degrees celsius had dropped x degrees celsius. Which expression represents the temperature reading at 11pm. a -12-x b -12+x c-12 d -12x e 12 a is my answer A total of m players came to soccer ...
*August 14, 2013 by Claire*

**math 140 math for professional **

Assignment Part I: A system of equations can result in 3 possibilities: consistent, inconsistent, and dependent. Discuss each of these types of solution that can be generated, and describe the graph of each possibility. Part II: Break-Even Analysis and Cost Analysis: As a ...
*May 2, 2011 by sharon ashford*

**math**

An art collector buys 6 pieces a year for y years before donating 27 pieces to a museum. Which algebraic expression represents the number of pieces the collector still has in her possession? would the answer be 6y - 27?
*October 2, 2012 by ash*

**Geography**

Explain five factors that have lead to changing tourist patterns (i.e. growth in this industry) 1) There is only a minor population of MEDC’s which are not employed and a minor population in LEDC’s which are employed and so people tend to work for a less amount of hours and ...
*December 26, 2009 by Numz*

**Math**

The table below shows the relationship between the number of dozens and the number of cookies Number of dozens Number of cookies 5 60 7 84 9 108 1 132 Which equation could be used to find n, the number of cookies in d, the number of dozens A.n=10d B.n=d/10 C.n=12d D.n=d/12 C
*April 3, 2013 by Jerald*

**Math**

What do you call an angle more than 90 degrees and less than 180 degrees? Obtuse How many equal sides does an icosahedron have? Twenty A farmer grows 252 kilograms of apples. He sells them to a grocer who divides them into 5 kilogram and 2 kilogram bags. If the grocer uses the...
*March 28, 2012 by Rezu*

**College Algebra **

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest terms. a+3/a^2-4-a+5/...
*January 15, 2013 by Kristen *

**College Algebra **

I posed these one's before but added parenthesis which I think made it confusing as the actually questions do not have them. So, I'm reposting them without to see if it makes sense. If not I understand. 1. Compute as indicated. Write your answer in lowest terms. a+3/a^2-4-a+5/...
*January 16, 2013 by Krissy*

**math**

Part 1: Using the Library, web resources, and/or other materials, find a record-breaking temperature (in degrees Celsius) for a town or city in a country other than the United States. Include the name of the town and country along with the temperature, and what record was ...
*November 2, 2009 by Samantha*

**AIU**

Part 1: Using the Library, web resources, and/or other materials, find a record-breaking temperature (in degrees Celsius) for a town or city in a country other than the United States. Include the name of the town and country along with the temperature, and what record was ...
*January 3, 2010 by Feguens Mileon*

**ALGEBRA**

Evaluate the expression. (11) (5) (3) 3 3 1 Evaluate the expression. (7) 5 I had 7 as the answer.
*May 27, 2012 by Rose*

**math**

6. Joe played golf with Sam on a speacial par 3 course.. They played nine holes. The expected number of strokes on hole was 3. A birdie is 1 below par. On nine holes Frank made par on 1 hole, got 2 birdies, one eagle, four bogies and one double bogie. How many points above or ...
*July 31, 2014 by tsunayoshi*

**Physics ASAP**

A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6 × 10-14 N and direction of due south. What are the magnitude and direction of the magnetic field causing the force? If the field is up, then enter a ...
*August 3, 2014 by Luke*

**physics-please help**

A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6 × 10-14 N and direction of due south. What are the magnitude and direction of the magnetic field causing the force? If the field is up, then enter a ...
*August 4, 2014 by Sara*

**Word problem solving with graph equation**

Assignment Part I: A system of equations can result in 3 possibilities: consistent, inconsistent, and dependent. Discuss each of these types of solution that can be generated, and describe the graph of each possibility. Part II: Break-Even Analysis and Cost Analysis: As a ...
*March 13, 2011 by Joe*

**english**

How can I make this a better five –sentence paragraph using chronological order to arrange the details of the paragraph? Signing to my homepage is simple. First I go to the school website which is ………. . Then I click on student login. Then I enter my username and password then...
*March 10, 2010 by Me*

**precalculus**

Find the tan(x), the sin (x + pi) if it is known that cos (x)=.6 and that (3pi)/2 less than x less than 2pi. Find the sine (2x), the tan (2x), and the cos (x/2) if it is known that cos (x)=.6 and that (3pi)/2 less than x less than 2pi.
*April 10, 2013 by marie darling*

**government MS. Sue please**

Ms. Sue, Could you double check these, I asked you earlier and got the ball rolling. I had to choose five interests that are affecrted by public policy decisions. I chose No Child Left Behind, Health care insurance, environmental safety, veterans groups, and gun safety. What I...
*November 30, 2011 by m*

**physics**

A cylindrical object of volume V is immersed completely in a liquid. is the density of the object and L is the density of the liquid. Write the expression for the buoyant force on the object, using these terms.
*February 28, 2012 by Tom*

**College Chemistry**

Which is the correct form of equilibrium expression of the following reaction. 2PbS(s)+3O2(g)reverse arrow 2PbOs + 2SO2g Why is the answer Kc= SO2 power 2/O2 power 3 Why in particular is this the arrangement for equilibrium expression? Thank you
*October 21, 2010 by Helen*

**math**

Identify the domain and range of the following: f(x) = 4-x^2, -5<x<-1 3/2x + 3/2, -1<x<3 (both "<" signs are actually less than or equal to) x+3, 3<x<10 (x<10 is actually less than or equal to) All three are in a set. I'd like to say that the domain is ...
*August 3, 2009 by anonymous*

**Math**

Which expression is equivalent to (-2)(a+6)? -2a+6 2a+12*** -2a-12 -2a+12 To which subsets of real numbers does the number -22 belong? Choose all that apply. Whole numbers*** rational numbers integers*** irrational numbers "6 times the difference of b and p?" 6b-p 6(b-p)*** 6-...
*September 12, 2013 by Gabby*

**English**

1. 2+3=5 Two plus three is five. Two plus three are five. Two plus three makes five. Two plus three make five. Two and three is five. Two and three makes five. Two and three are five. Two and three make five. (Are all grammatical?) 2. 3-2=1 Three minus two is one. Three minus ...
*June 14, 2009 by John*

**math**

Michel wants to buy his mother handmade chocolates for Mothers Day. He has $15.oo to spend. The price of each chocolate is given below. Fudge $0.60 NutClusters $0.75 Truffles $0.80 a)create and solve an equation for each type of chocolate to determine how many Michel can buy ...
*December 18, 2011 by sara*

**Physics**

A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6 × 10-14 N and direction of due south. What are the magnitude and direction of the magnetic field causing the force? If the field is up, then enter a ...
*August 2, 2014 by Luke*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**Math**

can you please check my answers evaluate (-5a)^2 and -5a^2 when a =5 625 for both 1-12.64=-11.64 (-14)/(-7)=2 using multiplying by 1to find an expression equvialnt to 18/19 with a denomanator of 171z?dont simplfy type a fraction one day the temperture dropped from -4 degree f ...
*November 8, 2009 by Alisha*

**algebra 1**

You recently have found a location for your bakery and have started implementing the first phases of your buisness plan. Your budget consists of an 80,000 dollar loan from your family and a 38,250 dollar small buisness loan and these loans have to be paid within 10 years. ...
*January 7, 2009 by tera*

**business**

Identify the sentence with the correct adjective or adverb. Dorie is the short person in the room, standing at just five feet tall. My mother has five children, and I am the oldest. Habanero chilies are more hotter than jalapeno peppers. Although Ralph's panic attacks were bad...
*May 27, 2010 by Anonymous*

**Geometry**

Need help finding dimensions of a triangular prism. It has a volume of 900 cubic inches. Two of the dimensions are consecutive even numbers. Two of the dimensions are multiples of 5. All the dimensions are less than 16, but greater than 6. All lengths are different. The base ...
*May 20, 2010 by Brett*

**Data managment math**

1:There are 7 seats in the family new van. if 4 of the 7 family members can drive,how many possible seating arrengements are there for a family trip in the van? 2:How many even five digit numbers can be formed using only the numbers through 1 and 7?
*January 21, 2008 by Samir*

**Physics**

The energy of the nth excited state of a hydrogen atom is proportional to 100 - (100/n2). 1) Using this formula, calculate the energy of the first five energy states. 2) How many spectral lines are possible for the transition of a photon in the n= 5 state to ground?
*April 14, 2008 by CGUFF*

**Algebra**

3. In his propane oven, he bakes two baking sheets with 24 Peanut Butter cookies on each sheet, two baking sheets with 18 Chocolate Chip cookies on each sheet, and one baking sheet with 10 Peanut Butter cookies and 12 Chocolate Chip cookies Write an expression that illustrates...
*August 19, 2011 by Anonymous*

**math**

i am a number greater than 70000 but less than 90000. My ten digit is the same as my ones digit. My ten digit is the same as my ones digit. My ten thousand digit is four times my ones digits. Both my hundreds and thousands are half the ten thousand digit. what number am I?
*June 20, 2013 by ramil*

**Algebra II**

I wrote out the word pie in place of the actual symbol. Consider (pie n+pie n-1)(pie n-pie n-1)= 1 for n greater than or equal to 1. a) Provide two numerical examples illustrating its validity. b) Show the statement is true in general. c) What is the difference between using...
*June 15, 2014 by Monique*

**History/Computer Animation**

I have to give a five minute presentation on American History using one theme and I want to use a computer animation software to help me do this, so can anyone recommend one?
*June 9, 2009 by Anonymous*

**Math**

Translate and simplify "six less than twice the sum Of a number and three. I was not sure how to set it up Is it 2(x+3)-6 Or would it be set up 2x+3-6 I can solve it once I know how to set up the equation. Confused. Thanks for your help
*January 20, 2013 by Em*

**math**

The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers? Justify your answer. Any help would be greatly appreciated. Thanks in advance.
*September 4, 2014 by Ali*

**MATH Prob.**

Five numbers are to be picked, without repetition, from 44 numbers to determine the winner of the Fortune Five game in the state lottery. If the order of the numbers is insignificant, how many different ways can a winning quintuple be selected? What is the probability of winning?
*August 12, 2009 by Twg*

**Math 157**

five numbers are to be picked, without repetition from 44 numbers to determine the winner of the fortune five game in the state lottery. If the order of the numbers is insignificant how many different ways can a winning quintuple be seleted? what is the probability of winning?
*March 10, 2010 by Sulynn*

**once again math**

Seriously please help me Popeye the parrot sings five different notes, F,C,D, E-flat and G. Write 10 different tunes that he can sing. Each tune must be six notes long and include all five notes.
*May 30, 2013 by Anonymous*

**chemistry**

Which of the following has the greatest effect on the properties of an element? A. the number of ions B. the number of protons C. the number of neutrons D. the number of electrons
*September 14, 2010 by junior*

**earth science**

If an atom has 17 electrons and its mass number is 35, calculate the following: number of protons, atomic number, and number of neutrons.
*September 23, 2010 by johnathan*

**SCIENCE**

How do you figure out the following ..?::::: Mass Number Number of Protons Number of Electrons (OF A ELEMENT) Number of Neutrons Thanks ~ Courtneeeey (:
*September 6, 2011 by Courtney*

**kings view school**

a two digit number has more ones than tens.what could the number be?how do you know your number is correct?how many number can you make?
*September 26, 2011 by rabia*

**trigonometry HELP pleasE!**

these must be written as a single trig expression, in the form sin ax or cos bx. a)2 sin 4x cos4x b)2 cos^2 3x-1 c)1-2 sin^2 4x I need to learn this!! if you can show me the steps and solve it so I can learn I'd be grateful!!! 1) apply the formula for sin 2z 2)3) cos^2z + sin^...
*November 1, 2006 by jim*

**Philosophy**

a) Using long or short truth tables (symbolize as necessary and show tables) determine and state whether the following argument is valid, briefly explaining your table; and b) if valid, demonstrate validity by deductions using Group I rules. Arg If Peter is perceptive, then ...
*December 14, 2006 by Anne*

**Physics**

In Figure 10-20, the magnitude of the force necessary to stretch a spring is plotted against the distance the spring is stretched. Figure 10-20 (a) Calculate the slope of the graph, k, and show that F = kd, where k = 25 N/m. (b) Find the amount of work done in stretching the ...
*October 25, 2011 by Claire*

**math**

Suppose that C is the number of chirps a cricket makes every 15 seconds. Using the formular C = T - 40, A. How many chirps does the cricket do at 70 degrees fahrenheit? B. What is the temperature if the cricket chirps 40 times in 1 minute? The number of chirps is relative to ...
*October 28, 2010 by JohnPaul*

**Algebra**

a rectangle with perimeter of 198 cm is divided into 5 congruent rectangles. What is the perimeter of one of the five congruent rectangles? i got the expression 5w + 4L = 198 the rectangle has two smaller rectangle on the top facing horizontally on the top and three smaller ...
*October 14, 2010 by Kevin*

**English**

I left out two last sentences.Which are grammatica? Thank you very much. 1)When I was five I was able to ride a bike/When I was five I could ride ... 2) Did they manage to book a table...? Were they able to book (is a mistake?)
*November 8, 2013 by Franco*

**college**

Suppose that the number of cars, C, on 1st Avenue in a city over a period of time t, in months, is graphed on a rectangular coordinate system where time is on the horizontal axis. Further suppose that the number of cars driven on 1st Avenue can be modeled by an exponential ...
*February 19, 2010 by Jeffery*

**math fifth grade**

this number is a factor of 48. this number is even. this number is a multiple of 6 the sum of the digitsof this number equals 3
*September 23, 2007 by Randall*

**College Algebra **

Last one for today! Again would appreciate a breakdown on how to get to a resolution. It is multiple choice. 1. Simplify the expression using the quotient to a power property. (3y^6/z^7)^3 a. 27y^9/z^7 b. 3y^9/z^10 c. 27y^18/z^7 d. 27y^18/z^21 2. Use a descriptive variable and...
*January 15, 2013 by Krissy*

**Math**

I have no idea how you would do this problem: Express this expression as a rational number in lowest terms. (1000!-999!-998!)/(1000!+999!+998!)
*March 1, 2008 by Katie*

**Math**

A number has 4 digits. The sum of the first and last digit is twice the second digit. The second digit is 2 less than the third digit. The last digit is twice the first digit. Some of the digits are alike. What is the number?
*October 5, 2010 by John*

**Reiny (this was the one you helped me with)**

I tried to explain it by using the arrangement of billiard balls, but I guess you don't play pool. let me try to "draw" the billiard balls . . .o . . o o . .o o o . o o o o o o o o o o sum of one row = 1 sum of two rows = 3 sum of three rows = 6 sum of four rows = 10 sum of ...
*June 27, 2009 by Keira*

**trigonometry (MathMate)**

MathMate i would really appreciate if you can show me where the logarithms can be used.I know they are unnecessary and I already found the answer without them but i still have to show my work using logarithms and they just confuse me. I also have most trouble woth the anti-...
*February 21, 2011 by anon*

**Math (FST Exponential & Logarithm)**

Find the exponential model using y=a(b)^x with (9, 120) & (12, 216) (round to 4 decimal places- show work)
*March 17, 2010 by Shay*

**Algebra 2 URGENT PLEASE HELP**

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**

Show how to find the quotient 18 divided by (-6) by using the following: a) the idea of division as finding a missing factor. b) the procedures for integer division.
*October 19, 2010 by m*

**Probability**

How could picking three dates at random in the month of April be simulated using a random digit table? (Please show and explain)
*November 23, 2010 by Lori*

**Intermediate Algebra**

Solve using the elimination method.Show work.If system has no solution state this or infinite solution 8x+10y=-34 16x-5y=-43
*March 27, 2012 by sherry*

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