Sunday

December 21, 2014

December 21, 2014

Number of results: 87,152

**bubba**

Find the GCF of the numbers using an appropriate method. 240, 10,000, and 4500 Find the prime factorization of the number, and write it in exponent form. 670 Find the LCM for the given numbers by an appropriate method. 24, 54, and 27
*March 19, 2011 by anonymous*

**math**

Find the GCF of the numbers using an appropriate method. 240, 10,000, and 4500 Find the prime factorization of the number, and write it in exponent form. 670 Find the LCM for the given numbers by an appropriate method. 24, 54, and 27
*March 19, 2011 by anonymous*

**math**

Find the GCF of the numbers using an appropriate method.Explain your reasoning. 240; 10,000 and 4500
*August 19, 2010 by Sarah*

**math**

Find the GCF of the numbers using an appropriate method. 84 and 126 Find the prime factorization of the number, and write it in exponent form. 198
*February 23, 2011 by Anonymous*

**MATH 156**

I need help with this question I'm reviewing for my final for next week. Thanks Perform the indicated operation. (84) ÷ [(-1) - (-7)] AND Find the GCF of the numbers using an appropriate method. 240, 10,000, and 4500 AND Write the number in scientific notation.0.000 294 Thank ...
*July 7, 2009 by NENAS*

**Math**

Find the GCF of the numbers 52 and 405. Show your method. The possibilities are 65, 26, 1 and 6. Is the gcf 1?
*October 4, 2009 by Anonymous*

**Math**

Find the LCM for the given numbers by an appropriate method. 135, 56, and 150. Which method is the most appropriate?
*October 20, 2009 by Anonymous*

**Math**

Find the GCF of the numbers 52 and 405. Show your method.
*October 4, 2009 by Anonymous*

**math, algebra**

Can someone check this for me : Find the gcf for each of hte following groups of numbers: 36,64, and 180 My answer: gcf=4 Find the lcm for each of the following groups of numbers which ever method you wish:8,15, and 20 My answer: Lcm=1 Find two factors of 15 with a difference ...
*December 4, 2006 by jasmine20*

**math,algebra,bobpursley**

Let me know if this is correct now: (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36, 64, 180 Prime ...
*December 4, 2006 by jasmine20*

**Math**

Find the LCM for the given numbers by an appropriate method. 24, 54, and 27 Show your method.
*October 4, 2009 by Anonymous*

**Algebra**

Find the GCF for each of the following groups of numbers. 36, 54, and 180 Find the LCM for each of the following groups of numbers. Use whichever method you wish. 8, 15, and 20 can anyone IM me or email how to SIMJPLIFY RADICAL EXPRESSIONS please?
*May 20, 2007 by Dave*

**math , algebra**

Let me know if this is correct : (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36, 64, 180 Prime Factors ...
*December 5, 2006 by Jasmine*

**Advanced Math**

1.Tasha believes that she can rewrite the difference 120-36 as a product of the GCF of the two numbers and another difference.Is she correct?Explain your answer. 2.Explain how to find the GCF of three numbers 3.Xiao's teacher asked him to rewrite the sum 60+90 as the product ...
*August 28, 2014 by Hailey 6th grade*

**math**

How do the ideas of divisibility and multiples relate to the study of fractions? Show that 1,078 and 3,315 are relatively prime. What is the shortest length of television cable that could be cut into either a whole number of 18-ft pieces or a whole number of 30-ft pieces? When...
*February 17, 2011 by anonymous*

**math**

Find the GCF of the numbers using prime factorization. 84 and 126
*July 1, 2009 by jessica*

**math**

Find the GCF of the numbers using prime factorization. 84 and 126
*July 4, 2009 by chandice*

**GCF Math Check**

Can you see if my answers are correct? Directions find the GCF: (I did the factor tree for each) 40; 2^3 times 5 128; 2^7 GCF: 2 90; 3^2 times 2 times 5 105; 5 times 3 times 7 180; 3^2 times 2^2 times 5 GCF: 5 3x^3; what is that suppose to be 6x; 2 times 3 12x^2; 2^2 times 3 ...
*April 15, 2010 by Courtney*

**math**

list all prime numbers under 20 and the find GCF for 62 and 80 using factoriztion. is the answer 2 x 2 =4
*August 15, 2012 by kyle*

**Math**

Find the LCM for the given numbers by an appropriate method. 135, 56, and 150
*October 22, 2009 by Anonymous*

**Math**

Find the LCM for the given numbers by an appropriate method. 135, 56, and 150
*October 24, 2009 by Anonymous*

**Math**

I am 55, my motherlaw is 70, my friend is 40. How do I figure out the LCM and the GCF. My home assignment is listed as= List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger...
*January 25, 2011 by melvin*

**math**

260+(4to the 3 power+1)=4 ? which numbers are composite 23,28,33,47=28,33 gcf 18,30,45=3 recipprocal of 1 5/9=9/14 gcf 63,147,231=21
*September 6, 2009 by angel*

**Algebra**

Factor the GCF out of 5x2 - 10x? I know I need to find the GCF of the coefficients but I need to write it using the distributive property. Help please?
*January 13, 2013 by Bob*

**MATH**

Given the GCF or LCM, what else do you know about each pair of numbers? a) Two numbers have GCF of 2. b) Two numbers have an LCM of 2. Please and thankyou!
*September 13, 2010 by Vanessa*

**Math**

Can you see if my answers are correct? Directions find the GCF: (I did the factor tree for each) 40; 2^3 times 5 128; 2^7 GCF: 2 90; 3^2 times 2 times 5 105; 5 times 3 times 7 180; 3^2 times 2^2 times 5 GCF: 5 3x^3; what is that suppose to be 6x; 2 times 3 12x^2; 2^2 times 3 ...
*April 15, 2010 by Courtney*

**math**

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. Make ...
*January 25, 2011 by melvin*

**MAT126: Survey of Mathematical Methods **

All numbers in our real number system are the product of prime numbers. Complete the following steps for this discussion: List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or ...
*December 20, 2013 by sheila*

**math**

How do you find GCF (boomerang method)?
*October 11, 2011 by Nathan *

**math**

How do you find GCF (boomerang method)?
*October 11, 2011 by Nathan *

**Algebra 1B**

1.) Find the GCF of -25a3b4, 45a6b5. I got 25a3b4 2.)Find the GCF of a5b, a3b4, a2b3. I got a2b 3.) Find the GCF of 10ab5, 12a3b4, 16a2b3. I got 2ab3
*June 6, 2012 by Mackenzie*

**math**

is this right Find the LCM for the given numbers by an appropriate method. 24, 54, and 27 the lcm=216
*July 20, 2009 by chandice*

**Math**

Using factoring to solve each quadriatic equation. 2x^2-5x-3=0. This is what I have so far but don't know what to do from here. GCF:1 A:2 B:-5 C:-3 AC:-6 Goal is the find two numbers that add to -5 and multiply to -6 Factors of 6: 1,6 -2,3 (That's the one) I don't know what to...
*April 9, 2010 by Carly*

**math**

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. Make ...
*July 20, 2011 by trenda*

**math**

List the ages of two people in your life, one older than you and one younger than you. It would be best if the younger person was 15 years of age or younger. Find the prime factorizations of your age and the other two persons’ ages. Show your work listed by name and age. Make ...
*August 16, 2011 by leslie*

**Algebra**

I need a step by step explanation of finding the GCF of (6ysquare -3y)(y+7) The greatest common factor, or GCF, is the greatest factor that divides two numbers. ... If there are no common factors, the GCF is 1. That is the situation on your case. 6y^2 -3y and y+7 do not have ...
*April 9, 2007 by Tony*

**Algebra**

I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9w-w^3 9w-w^3=w*(w^2-9) I have to factor out the GCF, which is “w”. 9-w^2=3^2-w^2= (3-w) (3+w) = (3-w) (w+3) 3-w=-(w-3) (3-w)(W+3)=-(w-3) (w+3) 9w-w^3=w (9-w^2) =w (3-w) (w...
*August 10, 2014 by Lisa*

**math**

how can i find the GCF of a pair of numbers ? (ie 11 18, 8 6)
*January 3, 2011 by bridget*

**Programming**

Create the logic for a program whose main() method prompts a user for 1000 numbers and stores them in an array. Pass the array to a method that reverses the order of the numbers. In the main() method, display the numbers.
*August 14, 2014 by Lauren*

**Math**

The LCM of two numbers is 24. The GCF is 2. The numbers differ by 2. What are the numbers?
*March 25, 2009 by Lee*

**math**

Find the LCM of the numbers 24 and 32 by using a. the listing multiples method.
*June 22, 2009 by thomas*

**Algebra**

I also need you to check and make sure that I am using the FOIL method correctly for this problem. #82). 9w-w^3 9w-w^3=w*(w^2-9) I have to factor out the GCF, which is “w”. 9-w^2=3^2-w^2= (3-w) (3+w) = (3-w) (w+3) 3-w=-(w-3) (3-w)(W+3)=-(w-3) (w+3) 9w-w^3=w (9-w^2) =w (3-w) (w...
*August 10, 2014 by Lisa*

**ALGEBRA**

Quadratic equations can be solved by graphing, using the quadratic formula, completing the square, and factoring. What are the pros and cons of each of these methods? When might each method be most appropriate? Which method do you prefer?
*March 28, 2010 by GGIFT*

**math**

Enter the sum of numbers as a product of their GCF. 27 + 36 The sum of the numbers as a product of their GCF is ____ * (____ +_____).
*September 10, 2014 by Sam*

**Math**

Enter the sum of numbers as a product of their GCF. 27 + 36 The sum of the numbers as a product of their GCF is ____ * (____ +_____).
*September 10, 2014 by Sam*

**math**

why is it necessary to find the gcf of two or more numbers
*April 11, 2009 by marty*

**Math-**

Find the GCF of the numbers. 120, 1000, 2250 A) 20 B) 10 C) 30 D) 50
*May 18, 2010 by Annonom*

**elementry math**

Find the LCM of the numbers 24 and 32 by using the prime factorization method.
*June 22, 2009 by thomas*

**ALGEBRA--MAT 117**

Quadratic equations can be solved by graphing, using the quadratic formula, completing the square, and factoring. What are the pros and cons of each of these methods? When might each method be most appropriate? Which method do you prefer? Why?
*January 12, 2009 by Paradise*

**math 117**

Quadratic equations may be solved by graphing, using the quadratic formula, completing the square, and factoring. What are the pros and cons of each of these methods? When might each method be most appropriate? Which method do you prefer? Explain why.
*December 5, 2011 by Anonymous*

**Algebra**

Find the GCF of each product. (6y^2-3y)(y+7) I think it is 3y. I'm not sure maybe there is no GCF in this problem. Any help would be appreciated.
*June 5, 2007 by Joe*

**GCF Help?**

w^2-15w+44=0 How would I solve this? I know you need to find the GCF of it, but I can't figure it out.. Could someone help me? Thanks
*April 6, 2011 by Allyson*

**Algebra**

Solve using the appropriate method. 0.05x+0.25y=66 0.15x+0.05y=72 I came up with the answer (420,180) Is this correct? a)The solution is___?(simplify your answer. Use integers or fractions for any numbers in the expression. Type an ordered pair) b)Infinitely many solutions c)...
*February 22, 2014 by Josie*

**Math**

How do you find the GCF for numbers that have variable? ex. 35a^2,85ab
*October 14, 2009 by Anonymous*

**math,algebra**

can someone explain to me how to find the gcf of 6,18,and 30 does 6 divide evenly into them all? What does GCF mean?
*December 14, 2006 by Jasmine20*

**Algebra**

Find the GCF of each product. (6y^2-3y)(y+7) I think it is 3y. I'm not sure maybe there is no GCF in this problem. Any help would be appreciated. yea your right its 3y
*June 5, 2007 by Joe*

**math**

What methods can you use to find prime numbers? How are prime numbers used in mathematics? How can you use prime factorization to find the GCF and LCM? Provide an example
*June 18, 2009 by chandice*

**Algebra**

Find the GCF of the terms of the polynomial. a^3 + 6a^2 - 11a I think the GCF is a^2, but the answer key says a. Please explain.
*February 1, 2014 by Anonymous*

**math,algebra**

can someone explain to me how to solve for the following: Directions:Find the GCF of 6,18, and 30 well to get the answer you need to find the biggest comon factor that all of the numbers can evenly go into. like with 3, 6, 9 you would take 9 and write/type out several factors ...
*December 14, 2006 by Jasmine20*

**math**

The LCM of these three numbers is 60. The GCF is 1. If you add the numbers, the sum is 15. Select the three numbers from the following options: 2, 6, 5, 8, 4 Show your work!
*October 17, 2012 by Jordan*

**Math**

Help Please! The LCM of two numbers is 60. The GCF of the numbers is 5. One number is 5 more than the other. The numbers are________ and __________ Please help clueless in Massachusetts
*February 25, 2014 by Lance*

**please help**

solve using appropriate method. 3a-12b=9 4a-5b=3
*December 7, 2011 by Anonymous*

**psudoecode**

Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a number that represents ...
*July 21, 2014 by reem*

**psudoecode**

Design a sub-class of SimpleCalculator called Calculator using psudoecode that contains public methods named multiply(), and divide() and that defines private fields called num1 and num2. Each of the methods accepts two numeric arguments and returns a number that represents ...
*July 21, 2014 by reem*

**Calculus - Volume By Integration**

Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the y-axis: y=(x-2)^3-2, x=0, y=25 Solve by either the disk or washer method. I calculated the volume using the shell method and got 1250pi. However, I can't figure out ...
*November 25, 2013 by Nicole*

**Mat/117 DQ2**

Quadratic equations may be solved by graphing, using the quadratic formula, completing the square, and factoring. What are the pros and cons of each of these methods? Please provide examples. When might each method be most appropriate? Which method do you prefer? Explain why.
*February 27, 2012 by Rose*

**mah**

does the prime factorization using exponents and then add 1 to each exponent. then he find the product of these numbers.will this method work why or why not
*October 22, 2013 by Anonymous*

**elementry math**

The product of two numbers is 180. The LCM of the two numbers is 60. What is the GCF of the numbers? Explain how you know.
*June 22, 2009 by chandice*

**math===pls. help==**

For numbers less than 40, list each pair of numbers that has a greatest common factor (GCF) of 12.
*January 21, 2011 by Carol*

**Programming**

I need your help to write a program using visual basic 2010 for the following:- write a program that calculates the average of up to 50 numbers input by the user and stored in an arrey. The program should use a class named Statistics and have an AddNumber method that stores ...
*May 13, 2011 by Solomon*

**math**

For numbers less than 40, what are the pairs of numbers that have a GCF of 12
*November 29, 2010 by anonymous*

**Physics ( electricity)**

An electrom (qe = -1.6^-19 Coulomb) moves a distance of 0.170m in an 8.00 N/C electric field. Using appropriate formulas and a logical method, find the energy gained by the electrom. Whoa ... how do I do this???
*May 27, 2012 by Art*

**math **

solve using any appropriate method 10x+y=278 10y+x=107
*August 10, 2014 by Keya *

**5th grade**

The LCM of two numbers is 120. The GCF is 6. One number is 6 more than the other. What are the numbers. Can someone please explain how to get the answer?
*November 18, 2009 by Meghan*

**math**

gcf of 3 numbers are 9, sum is 90, what are the numbers?
*October 18, 2010 by John*

**calculus**

Evaluate the following integrals by using appropriate method : ∫cos ^3 ( 2x-5 )dx help
*December 25, 2011 by Jacob*

**math **

solve using any appropriate method 0.05x+0.25y=99 0.15x+0.05y=108
*August 10, 2014 by Keya *

**Algebra**

Solving system of linear equations by using the apropiate method name the method and the x,y coordinates 1)X=4y+8 2x-8y=-3 2)3x-7y=6 elimination method 2x+7y=4 (2,0) 3)5x-2y=12 elimination method 3x-2y=-2 (7,23/2) 4)9x-8y=42 elimination method 4x+8y=-16 (2,-3) 5)X=4y+8 ...
*December 1, 2008 by Chris*

**Completing the square**

Please show the procedure for answering this quadratic equation using the completing the square method: x^2+14x+98 I think i understand the basics of the method, but in this particular question I'm finding it hard to use the appropriate factors of 98 - 7 and 14 - to factorize ...
*May 20, 2011 by Barbie*

**Math**

How do you find the GCF from 55 + 22 = and rewrite the sum using the Distributive Property?
*September 3, 2014 by Troy*

**math**

The GCF of two numbers is 15. Their LCM is 450. What are the two numbers? (Enter your answers as a comma-separated list.)
*October 26, 2012 by Christina*

**math **

The GCF of two numbers is 850. Neither number is divisible by the other. What are the least two numbers these could be.
*September 30, 2013 by sam*

**algebra 2**

I'm stuck on this one: factoring polynomials from algebraic expressions (and it says you can use the substitution method): 3m^2(2p^2+3)over (x^2+y)(2x-y^2) minus 6m(2p^2+3)over (y^2-x)(2x-y^2)= Do I find the GCF? I get 3m(m-2) over (x^2+y)(2x-y)(y^2-x) ????
*August 15, 2010 by dan*

**Numerical Analysis**

Using the bisection method, Newton’s method, and the secant method, find the largest positive root correct to three decimal places of x3 − 5x + 3 = 0. (All roots are in [−3,+3].)
*February 21, 2011 by Roy*

**math**

The product of two numbers is 180. The LCM of the two numbers is 60. What is the GCF of the two numbers? How do you know?
*October 12, 2010 by m*

**phys**

An electron of kinetic energy 50 keV moves in a circular orbit perpendicular to a magnetic field of 0.405 T. Find the radius of the orbit. I tried using KE=mv^2/2 to find velocity. then using qBv=(mv^2)/r to solve for r. but my answer was wrong. I am pretty sure this is the ...
*October 14, 2014 by sara*

**Computers**

Create a class named Checkup with fields that hold a patient number, two blood pressure figures (systolic and diastolic), and two cholesterol figures (LDL and HDL). Include methods to get and set each of the fields. Include a method named computeRatio() that divides LD ...
*April 18, 2007 by Andreah*

**math**

if the product of two numbers is 180 and the LCM of the two numbers is 60 then how do I determine what the GCF is?
*January 8, 2011 by alice*

**math word problem**

can someone help me solve this? not just an answer but a method of solving cause im having a hard time grasping this. Three times the larger of two numbers is equal to four times the smaller. The sum of the numbers is 21. Find the numbers.
*January 27, 2009 by koori*

**algebra**

1 Solve the set of linear equations by the matrix method : a+3b+2c=3 , 2a-b-3c= -8, 5a+2b+c=9. Sove for a 2 4 7 3 2 Solve the set of linear equations by Guassian elimination method : a+2b+3c=5, 3a-b+2c=8, 4a-6b-4c=-2. Find a 1 4 5 -1 3 Solve the set of linear equations by ...
*January 14, 2013 by Mandung*

**Calculus Help Please Urgent!!!**

find the limit algebraically. Use L'Hospital's Rule where appropriate. If there is a moare elementary method, consider using it. If L'Hospital's Rule doesn't apply, explain why lim -> 0 (cot(x)-(1/x)) show work please!!!
*April 13, 2014 by Selda*

**Algebra**

Solving for the sytems of equiation using the elimination method. Book gives answers 3,2. I have tried using all the numbers to solve for x and y. I do get the 3,2. Don't know if this is another error in the book. 8x-4y=16 4x+5y=22
*April 1, 2008 by G*

**stats**

The Ledd Pipe Company has received a large shipment of pipes, and a quality control inspector wishes to estimate the average diameter of these pipes. A random sample of 18 pipes produces an average diameter of 2.56 mm with a standard deviation of 0.05 mm. The average diameter ...
*November 27, 2012 by johnny *

**math**

Two composite numbers greater than 10 who GCF is 1
*November 15, 2010 by Demtrius*

**math**

give the GCF of each set of numbers and monomial 1. 16,60 2. 52,84
*July 2, 2013 by nagisaram mae*

**Calculus**

Using the Disk Method or washer method (im not sure which one) Find The volume of y=x^3 , y=1 , x = 2 revolving around the X axis
*December 16, 2008 by Andrew*

**Algebra Question**

Quadratic equations can be solved by graphing, using the quadrat completing the square, and factoring. What are the pros and cons these methods? When might each method be most appropriate?
*January 29, 2009 by pj*

**Math**

How do I figure out the GCF and the LCM of these three numbers 10-55 and 45
*January 27, 2011 by Jasper*

**6th grade**

would you please, picturise GCF Wedding cake method or in drawing ? rather than explaining in words. Thank you.
*September 23, 2009 by yamin*

**Int Algebra**

The difference of two numbers is 7. The sum of the numbers is -1. What are the numbers? I've come up with the following equations: x-y=7 and x+y=-1. I can't seem to solve because there are no numbers on the left side of the equations. Any thoughts? Let's call your two numbers ...
*January 26, 2007 by Rose Mata*

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