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September 16, 2014

Search: math(factoring by completing)

Number of results: 92,723

math(factoring by completing)
hi. - I am not sure how to do this.- You have to factor completley. 5y^8-125
February 1, 2007 by Alex

Algebra Quadratic Equations
I am trying to define the different appraoches to solving quadratic equations. My book says using quadratic formula, completing the sqaure and factoring. I thought completing the square would be by facotring? How are these two different?
February 5, 2008 by Marysvoice

Math
Solve the equation by factoring, by finding square roots, or by completing the square. 4(x+8)^2=144 I'm not sure if I'm suppose to divide or multiply the 4 to both sides..
November 10, 2011 by Linda

Math
Hi everyone. Would someone be able to help me with this problems? I know it's a lot, if you only want to help with one or two, that is fine!! 9. Could you show how to use factoring and the zero-proudct property to find the zeros of each quadratic function? f(x)=x^2-9x 11. Same...
November 19, 2008 by Eliza

Math-Factoring
Hey I need help factoring 5x^4-180x^2. I'm used to factoring with three numbers, and not two. How would you do just two like this? Thanks
January 19, 2009 by Greg

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
Which is the easiest way to figure a quadratic equation; graphing, quadratic formula, completing a square and factoring?
February 4, 2008 by Marysvoice

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

algebra
Quadratic equations can be solved by graphing,using the quadratic formula, completing the square, and factoring. What are the pros and cons of the methods. when would each be appropriate?
February 7, 2012 by debby

GR.10 MATH.
i want to noe what is the DIFERENCE between partial and complete factoring. an e.g of a partial factoring problem is y=2x^2+8x+5 an e.g of complete factoring is y=x^2+3x-10
April 27, 2009 by nini

Math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... -8n(5n+3) 19. Solve the equation by factoring 5z^2-2z-3=0 20. Solve the equation by completing the square...
May 26, 2009 by Amy

math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... -8n(5n+3) 19. Solve the equation by factoring 5z^2-2z-3=0 20. Solve the equation by completing the square...
May 26, 2009 by Amy

Math
I need help with these three problems. They are on a Study Guide and I need some refreshing up of how to do them. 17. Solve the equation using the zero product property... -8n(5n+3) 19. Solve the equation by factoring 5z^2-2z-3=0 20. Solve the equation by completing the square...
May 27, 2009 by Amy

Factoring
x2(squared)-4x+4 I would factor this into (X - 2)(X - 2) If you don't know the rules for factoring, post, and we can show you how to do it. I don't know the factoring rules. My algebra teacher couldn't teach.
September 20, 2006 by Amanda

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

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

factoring
I cannot figure these out.Can someone Factor completely: 3x2 - x - 4 I suppose this is actually 3x^2 -x-4 If so: (3x-4)(x+1) Now I'd like you to look at the following website: http://tutorial.math.lamar.edu/AllBrowsers/1314/Factoring.asp
May 23, 2007 by Jojo

Math: Factoring
I'm having a hard time factoring polynomials, especially 3rd degree. -x^3+2x^2+4x-8 -x^3-5x^2+20x+12 I don't know how to begin. I thought long division, but what would I divide by?
December 2, 2007 by Amelie

Algebra
Which of the following statements is true? A. Any quadratic equation can be solved by completing the square. B. Completing the square always gives two distinct solutions. C. You can’t complete the square if there is no constant in the equation. D. You can only use completing ...
July 21, 2014 by Emma

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

math?? factoring
100N/m d^2 - 57.3d= 0 sigh...I can't figure out how to find d know it's factoring but as to actual number to factor out...not so sure. Thanks
April 14, 2008 by ~christina~

Math - factoring
Solve by factoring: 1.) x^2 - x - 12 = 0
September 9, 2010 by Anna

Math(factoring)
I need help with factoring trinomials completely. My teacher's example is: 2x^2-12x+18 2(x^2-6x+9) 2(x-3)(x-3) I need help with: 6x^2-26x-20 I just can't get this stuff so if you can please help me I'd greatly appreciate it.
February 29, 2008 by Nick

Math (Algebra 2)
Factoring by Using a Quadratic Form Problem: x^4 + 8x^2 - 20 What I have so far: (x^2)^2 + 8(x^2) - 20 a^2 + 8a - 20 For some reason my textbook says to substitute the (x^2) with (a) as you can see in the las step. The next step after that is factoring [a^2 + 8a - 20].
January 31, 2011 by Mike

Math
The California speedway hosts automobile races. Which rate of speed is higher: a car completing a 500 mi race in about 3 1/3 h or a car completing a 300 mi race in about 2 1/2 h?
March 1, 2014 by Mom B

Algebra
Steps to factoring this x^3 - 8 ? I'm only used to factoring out the x when the x is in the equation like x^ + x + x
October 3, 2010 by Anonymous

Precalc factoring
im stuck on factoring (x-1)(2x^3+13x^2+8x-35) do i use synthetic division? if so what zero? thnks.
October 29, 2012 by Rebekah

Factoring- precalc
im stuck on factoring (x-1)(2x^3+13x^2+8x-35) do i use synthetic division? if so what zero? thnks.
October 29, 2012 by Rebekah

Algebra Question
When I'm factoring ax^2 + bx + c, is it fine to switch signs in the factoring answer? For example: Can (2x - 5)(3x + 5) become (2x + 5)(3x - 5)?
March 7, 2014 by Anonymous

Math help please
I'm so lost on this math Hw it's over factoring variables and I don't get it. Like my teach said that we are supposed to have the number and letter in front of everything. For example: -14x^2-7x+21 For factoring I got 7x(-2x-1+3) Because my teacher told me to to combine both 7...
February 24, 2014 by Anonymous

FACTORING HELP ASAP
i dont know how this works.. but im helping my friend with some factoring and i have a few questions
February 11, 2006 by Cait

Math
My son's homework asks us to find the product by factoring the tens. The problem is 6 x 2, 6 x 20 and 6 x 200. I see how to do 6 x 2 (memory factor) and the 6 x 20 would be (6 x 2) and (1 x 10) then 12 x 10 = 120 but how does he show his work for 6 x 200 factoring by tens? Help
September 16, 2013 by Denise

Math
2x(x+3) = 0 Is there a way to solve that using the below methods? Substitute zero for f(x) and find the roots of the resulting equation, or graph the function and determine the x-intercepts of the graph. Finding the roots of a single variable equation may involve factoring. ...
December 5, 2011 by -Untamed-

MORE MATH
What is the factoring by grouping? When factoring a trinomial, why is it necessary to write the trinomials in four terms? I will be happy to critique your thinking on this. I do not understand to even answer it? (Broken Link Removed) (Broken Link Removed) How do we determine ...
June 14, 2005 by jenn

Sally
I have a factoring question; what is 8a^2-8a-30? I've been working on this for a while and I think I understand factoring, but I'm not getting the right answer, which is supposed to be 2(2a-5)(2a+3). Any help would be so appreciated! :)
September 23, 2008 by Math

factoring
Factor completely: 2x2 – 50 To indicate x squared, use this notation — x^2. 2x^2-50 = 2(x^2-25) You should be able to continue the factoring with the site that Lance has given you. I hope this helps. Thanks for asking.
May 23, 2007 by Jojo

math (factoring quadratic trinomials)
i am doing factoring with quadratic trinomials, And I dont understand any of it! The problem im working on is 5p2-22p+8 I factored it out to be (5p2-20p)(40p2-2p) I am so stuck, can anyone help
March 10, 2009 by Tiffany

Algebra
1)Solve by factoring:5x^2=4-19x answer=-4,1/5 2)Which quadratic equation has roots 7 and -2/3? answer=A A.2x^2-11x-21=0 B.3x^2-19x-14=0 C.3x^2+23x+14=0 D.2x^2+11x-21=0 3)To solve 4x^2-28x+49=25 by using the square root property,you would first rewrite the equation as answer=(...
August 12, 2007 by Marissa

Use completing the square to...
Use completing the square to describe the graph of the following function support your answer graphically. f(x)=-2x^2+4x+1
March 19, 2013 by Jenn

Math - Algebra
A. Solve the following quadratic equations. Make sure to show all your work. Do not use any method (e.g. factoring, completing the square, quadratic formula, graphing) more than twice. Use the graphing method at least once. 1. 3x+2 + 11x -20 =0 2. x2 + 3x -4 =0 3. 3x2 - x - 1...
January 9, 2007 by Angela Again!

Algebra 2
Solve by completing the square. a² - 2√(3a) + 2 = 0 Solve for x. I don't know if you can use completing the square for this problem. ax^n + b = 0
December 7, 2011 by Solve by completing the square

math
6. Solve by factoring. m² + 8m + 7 = 0 (1 point)8, 7 –7, 1 *–7, –1 7, 1 7. Solve by factoring. n² + 2n – 24 = 0 (1 point)–12, 2 –2, 12 *–6, 4 –4, 6 Please Help
February 26, 2013 by James

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

algebra,math
My qustion is for the following the problem reads as follows (x-1)^2 = 7 x-1=+- sqrt 7 x= 1+- sqrt 7 the method they use was factoring in order to simplify the equation to make it easier is this correc? x^2-9x-4=6 x^2-9x-10=0 (x-10)(x+1)=0 What method did they use here I think...
April 2, 2007 by jasmine20

Algebra
What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?
February 22, 2009 by Bo

factoring
let f(m)=m^3 + 3m^2 + 3m + 1 notice f(-1) = 0, so m+1 is a factor. Using division, the answer is m^2 + 2m + 1 which factors once more to (m+1)(m+1) so you have (m+1)^3 = 0 and then m = -1 Are you familiar with Pascal's triangle? Did you notice the pattern in the coefficients 1...
March 11, 2007 by Reiny

Algebra
I am having issues with factoring. I am trying to check my work using a TI84 Plus calculator but I don't know how to plug in a problem to check its factoring. Can anyone help? for example 44y^3+55y^2-11xy how can I go about plugging that in to check my work?
March 27, 2014 by Christopher

Algebra: factoring
I need to find the value of x. 9x^3 + 9x = 30x^2 It's confusing because apparently I have to do 9x^3 + 9x and then add the + 30x^2 to it, and then make it equal 0, so it ends up like this: 9x^3 + 9x + 30x^2 = 0 And afterward, I would factor it. How do you factor it? I'm having...
December 4, 2008 by Rachelle

math
completing the square of x^2-3x-8=0
August 19, 2014 by jun gajetos

Algebra 2
Completing the square method allows you to solve any quadratic equation. For each of the following determine what number completes the square. I cannot find my notes on completing the square, can someone please help with these two problems? 1. x^2+8x 2. y^2+10y i dont know ha...
May 21, 2007 by Christian

DQ
What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?
February 22, 2009 by Bo

math
2x^2+x-28=0 Solve by completing the square
December 3, 2009 by kaitlin

math
4x^2+4x=3 solve by completing the square
December 4, 2009 by kaitlin

math
x^2-6x-7=0 Completing the square need help
May 28, 2010 by Carol

Math
Solve by completing the square: x^2=5x+2
June 8, 2010 by Jasmyn

math
Solve by completing the square: x^2=5x+2
June 8, 2010 by amy

Math
Solve by completing the square x^2+4x-21=0 Help how do I do this???
November 22, 2011 by Allison A

Math
Solve by completing the square, 8x^2+4x-4=0
March 9, 2012 by Marie

Math
Rewrite by completing the square x2 + x + 1
January 17, 2014 by Bob

math,correction
Is this correct now. Problem #1 solve by completing the square. 2x^2+8x+3=0 My answer: x=-2 +/- sqrt (5)/(2) Problem #2 solve by using the quadratic formula 5x^2+3x+1=0 My answer: No solution are defined. You are not completing the square. 2x^2+8x+3=0 x^2 + 4x =- 3/2 now ...
April 22, 2007 by jasmine20

SMART Goals
Rewrite the following goal to make it S.M.A.R.T I want to do well in school this year. -I want to get As and Bs in all my subjects during my 10 month school year and be on the Role of Distinction. I will spend 2 hours everyday after school from 3-5 completing my homework and ...
December 29, 2009 by Jon

math
solve the equation by completing the square: x^2-9x-2=0
January 4, 2009 by princess

math
solve for x x^2+45=6x. is this like completing the square
April 6, 2010 by jen

Math
Solve the equaton by completing the square. 4x^2-8x-3=0
August 3, 2011 by Ashley

Math
Transform the equation by completing the square: y^2 + 2x - 6y - 7 = 0
March 8, 2012 by Joe

math
Transform the equation by completing the square: 4x^2 + y^2 - 8x + 6y -3 =0
March 11, 2012 by Boby

Math
Solve the equation by completing the square. 2x^2 + 9x + 1 = 0
June 6, 2013 by Kim

math
Rewrite by completing the square. 2x^2 - 12x + 11
January 19, 2014 by Cassy

Algebra 1
Well we are doing factoring and I don't quite understand this problem: (x+1)(x-3)=117 I simplified and got: x^2-3x+x-3=117 x^2-2x-3=117 x^2-2x-120=0 I split the middle term and got: x^2-12x+10x-120=0 What should I do next? I have no idea how to finish factoring this... thanks...
May 6, 2009 by Meloney

8H MAth
factoring
November 12, 2008 by Abbi

math factoring
2h^2-h-3=0
March 9, 2009 by Debbie

math factoring
2w(4w+1)=1
March 9, 2009 by Debbie

math
n^2+8n+12 factoring
October 18, 2011 by traci

mATH
x^2+3x-4=50 how do i do this by factoring
December 22, 2011 by ADAM

math/trigonometry
solve this equation by completing the square. x^2+4x-21=0
May 23, 2010 by Sally

Math
Solve each quadratic equation by completing the square. x^2-6x+2=0
November 3, 2010 by kevin Chen

Math
Transform the equation or inequality by completing the square. y^2+3x-6y-7=0
February 27, 2012 by Matt

math
2x^2 + 5x - 8 = 0 Solve the quadratic equation by completing the square.
September 20, 2012 by Jack

math
2x^2 + 5x - 8 = 0 Solve the quadratic equation by completing the square.
September 20, 2012 by Jack

Math help NOW!!!!! Plz
Solve by completing the square : 2x^2= 9x+5
December 12, 2012 by David

math
CONSTRUCT BY COMPLETING D SQUARE METHOD:-5 ND ¾
January 26, 2013 by NELLI ABUBAKAR

math
completing the square 2m^2-m-15=0 using the quadratic formula 2y^2-3y-6=0
March 15, 2013 by carmen

algebra
1)Solve by factoring:5x^2=4-19x answer=-4,1/5 2)Which quadratic equation has roots 7 and -2/3? answer=A A.2x^2-11x-21=0 B.3x^2-19x-14=0 C.3x^2+23x+14=0 D.2x^2+11x-21=0 3)To solve 4x^2-28x+49=25 by using the square root property,you would first rewrite the equation as answer=(...
August 14, 2007 by Marissa

math algebra
Part 1: Which part of the quadratic formula tells you whether the quadratic equation can be solved by factoring and why? 1. −b 2. b2 − 4ac 3. 2a Part 2: Create your own quadratic equation. Using complete sentences, and your answer from part 1, determine whether ...
August 11, 2010 by Ka'Sandra

math-factoring
how do you factor this 8x^3+27
November 6, 2008 by hailey

math (factoring)
how do i factor: 4q² - 9r² ??
February 21, 2009 by carolina

math
how do you finish factoring 3x(x^2-2x-8)
March 5, 2009 by Angie

math
solve by factoring 6x - 5 = 6/x
April 27, 2010 by Giselle

math
factoring strategy 9x^2 + 4y^2
July 26, 2010 by vera

math
how do i solve by factoring x^4+2x^2y^2+9y^4
September 22, 2010 by joe

math
solve by factoring. x^2+5x+6=0
January 13, 2011 by jenna d

math
solve by factoring.. 3x^2+5x-2=0
January 15, 2011 by tony

Math
Solve by factoring: (2x+9)(x-6)=0
February 8, 2011 by Jason

Math
Will someone help me with factoring?
May 2, 2011 by Diana

math
Solve by factoring: 2a^2-3a= -5
June 24, 2011 by Taina

math
solve by factoring 2a^2+3=7a Thanks
July 28, 2011 by Ashley

math
Solve by Factoring 2a^2 - 3a = -5
May 11, 2012 by kayla

Math-factoring
factor 5m^2-m-20
July 1, 2012 by Hank

math
If I use the method of completing the square on 3w^2-4w+1=0 How would I solve??
April 20, 2010 by I need some explaining

Math
Find the roots of the given equation by completing the square: ax^2+bx+c=0
February 25, 2012 by Devin

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