# math,factoring,help

137,942 results

### 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

### 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.

### 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

### Algebra

Solve the equation. Use factoring or the quadratic formula, whichever is appropriate. Try factoring first. If you have any difficulty factoring, then go right to the quadratic formula. (Enter your answers as a comma-separated list.) (x+2)^2 + (x-7)(x-2)=16

### 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?

### 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

### 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

### math

I don't understand factoring. One of my homework questions asks for that. The question is "The area of a rectangular garden is given by the trinomial x to the 2nd power plus x -42. What are the possible dimensions of the rectangle? Use factoring.

### Math - factoring

Solve by factoring: 1.) x^2 - x - 12 = 0

### 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.

### Math - Factoring Trinomials

I need help factoring 2y^2-2y-24. The answer I got was 2(y+3)(y+3). However the correct answer is 2(y+3)(y-4).

### math - factoring

I'm having some trouble factoring a problem. It's 75x^2 - 27 I know I can first factor out a GCF of 3 which leaves me with 3(25x^2 - 9) This seems to me to be a differences of squares but I cannot figure out what to do next. Thank you.

### 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].

### 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

### FACTORING HELP ASAP

i don't know how this works.. but im helping my friend with some factoring and i have a few questions

### Precalc factoring

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

### Factoring- precalc

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

### 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)?

### Algebra 1-Factoring Help!

Factor completely. if the polynomial is prime, state this. -6x^2-21x-9 I am confused about how to factoring. Thanks!

### 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

### 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...

### 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. ...

### 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! :)

### 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 ...

### 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.

### math (factoring quadratic trinomials)

i am doing factoring with quadratic trinomials, And I don't 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

### 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

### Algebra

What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

### 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...

### 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?

### 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...

### 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...

### Algebra 1-Factor by Grouping Help!

Factor. Use factoring by grouping even though it would seem reasonable to first combine like terms 3u^2-7-21u+49 Would be the same procedure as factoring polynomial? Thanks!

### Algebra II

Need help please. Thank you. 1. Determine whether the function has a maximum or minimum. State that value. f(x)= -2x^2-4x 2. Determine what c would in order to complete the square. x^2-5x+c 3. Solve the quadratic by factoring. 3x^2-16x+5=0 4. Solve the quadratic by factoring. ...

### DQ

What is factoring by grouping? When factoring a trinomial by grouping, why is it necessary to write the trinomial in four terms?

### Math (Quadratics)

3. Solve for x in 8x^2 + 2x - 4 = 0 I have tried factoring, taking out a GCF then factoring, completing the square, and got a bunch of wrong answers. I thought we were supposed to complete the square, so maybe I'm just doing that wrong. I'm not looking for the answer to the ...

### 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...

### 8H MAth

factoring

### math factoring

2h^2-h-3=0

### math factoring

2w(4w+1)=1

### math

n^2+8n+12 factoring

### mATH

x^2+3x-4=50 how do i do this by factoring

### 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 ...

### math-factoring

how do you factor this 8x^3+27

### math

how do you finish factoring 3x(x^2-2x-8)

### math

solve by factoring 6x - 5 = 6/x

### math

factoring strategy 9x^2 + 4y^2

### math

how do i solve by factoring x^4+2x^2y^2+9y^4

### math

solve by factoring. x^2+5x+6=0

### math

solve by factoring.. 3x^2+5x-2=0

### Math

Solve by factoring: (2x+9)(x-6)=0

### Math

Will someone help me with factoring?

### math

Solve by factoring: 2a^2-3a= -5

### math

solve by factoring 2a^2+3=7a Thanks

### math

Solve by Factoring 2a^2 - 3a = -5

### Math-factoring

factor 5m^2-m-20

### Math

Solve by factoring x^3-4x^2-3x+18=0

### math help

I need help factoring this out 6a^2-5a+1 okay so now after revising (3a-1)(2a ) the last part i don't know how to actually get -5 and 1 Factoring is not my strong suit. However, by the term "+1", you know that both of the signs in your parenthesis are going to be the same (...

### Math

y=3x^2=5x-1 how to sole it with partial factoring?

### math

what is partial factoring and how do you do it? Please help

### math

when is partial factoring used?

### math

4x^4-18x^2=0 solve by factoring

### math: factoring

how would i factor this 2x^2(p + q^3) - (p + q^3)

### Math

Simplify by factoring. radical 90

### Math-factoring

I need to know how to do this. In steps 9x^2-3x 4x^2-9

### math

Solve by factoring x^2+4x+5=0 need help

### math

Help with factoring this one: x^9+1 (x^3+1) (x^3-x^3+1) Is this correct?

### math

Solve by factoring: 9t2 + 3t= 0 p2 + p + 4 = 0

### math

simplify by factoring √75

### factoring math

factor -16sin^2a+81

### Math

Solve by factoring: 4x^2+12x+9=0

### math

find the zeros by factoring -x^2 - 4x + 5 = y

### Math

Factoring using the GCF x^3y^4 + x^2y^2=

### math

Factoring: differences of cubes 9a^2-16

### Math

Simplify by factoring. ^3sqrt 54x^8

### Math

Solve the following by Factoring.. 5t^2 - 10t = 0

### math (factoring)

how do i factor: 4q² - 9r² ??

### Math Factoring

Explain how x^4+7x^2+20 and x^2+7x+20 are alike and different.

### Math

Solve the following equation by factoring: 6(p^2-1)=5p

### math

how do you solve factoring the binomial by grouping (x +3)y = (x+3)6=

### Math

Use factoring to solve each equation. (x+6)(x+5)=2

### math

Use factoring to solve the equation. (x+6)(x+5)=2

### math

solve quadratic equation by factoring 5x^2-6x-11=-3

### Math Factoring completly

21x^2-91x-70

### math factoring

Factor each of the following expressions: (a)5x-3x^2 (b)25-x^2

### Math PLEASEE

Factoring. x to the seccond powor -4

### math factoring

a-√2/a-4 how to rationalize it? thank you so much

### math

solve the equation by factoring. 3x(x-5)=6x^2-16x

### math

Solve by factoring: 12 w(squared) = 28w +5

### math-factoring

how to factor when there is not a 1 as a coefficient.. for example 2x^2-x-5

### Math (Algebra)

solve by factoring: 7y^2+12y+13=3y^2+4

### Math

Factoring / solve for x 5.50x = 0.02x^3 + 5x

### Math

Solve by Factoring: -0.125x^2+1.75x+7=0

### math

3x^2+5x-1 can any1 solve this by partial factoring?

### Math

Can someone help me factor this 5x^2+8x+9 What's the technique in factoring

### math

square root of 45 simplfy by factoring

### math

In factoring ax^2 + bx + c, what are the steps in finding the unknown "b"?

### math

rewrite the expression by factoring out (v+5) 5v^2(v+5)+3(v+5)

### Math, Factoring

Factor: 121x^2+110x+25