Sunday

April 19, 2015

April 19, 2015

Number of results: 5,411

**algebra 1**

How many solutions are in this equation 5x+y=15. 3y=-15x +6
*February 4, 2015 by amy*

**Math**

I need help with these problems. I've gone over the material a lot, and I just don't understand! Please help fast, test is tomorrow! 1. Factor 4m²+40m+100 2. The area of a circle is given by the equation A = ð(25x²+10x+1). Find an expression for the radius. 3. The bed of a ...
*April 12, 2007 by Marie*

**Math**

I have a question that I answered and I'm not sure that it is right. Here is my question: Use a calculator to help you write the prime factorization of 51,051. Here is my answer: If the sum of the digits of the number is divisible by 3, then 3 is a factor of the number. ...
*June 22, 2009 by B.B.*

**Math**

3x^3 -15x^2 -13x-4 what are the zeros of this problem?
*March 10, 2008 by Tom*

**algebra**

Solve by elimination. 15x+10y=-20 3x+2y=-4
*June 13, 2008 by Kim*

**Math**

7w 6wx === x === = 15x w Do I start by elimating the w?
*October 7, 2008 by patti*

**help**

7w/15x times 6wx/w How do I work this one
*October 7, 2008 by nadine*

**math**

how do i go about solving this equation 3x=27-15x
*December 17, 2008 by victoria*

**Algebra**

What is the factorization of x2-15x+56...I think it is (x-7)(x+8)...please help
*May 26, 2009 by Jay10*

**math**

How do i expand and simplify (2x+5) (3x-4) 6x^2-8x+15x-20 6x^2+7x-20 Is this right??
*June 19, 2009 by Tricia*

**math**

find the x and y of the turning points of y=(x^3/3)-4x^2+15x-3
*July 21, 2009 by tyron*

**math**

Solve the quadratic equation. 3x^2 - 15x + 18 = 0
*November 5, 2009 by jessica*

**Math**

Simplify. 1.(-5x^2y)(3x^4) Is the answer for this = -15x^6y^1? If not could you explain how to do it? Thanks.
*April 29, 2010 by Shadow*

**algrebra 2**

how to find the xintercept and y intercept 5y=15x-90
*September 19, 2010 by karl*

**Math**

How would you solve this equation for x? y= -4x^3+15x^2-1
*November 7, 2010 by John*

**Math**

How would you solve this equation for x? y= -4x^3+15x^2-1
*November 8, 2010 by John*

**math**

7 + x < 20 15x > 50 7 + 14x > 35 need help in solving
*May 17, 2011 by not too bright*

**algebra**

0.15x+55>0.10x+80 how do i work this out?
*January 16, 2012 by brenda*

**Geometry**

Z is between I and P. Solve for x and find IP. IZ= 3x+5 ZP= 4x+13 IP= 15x-22
*January 29, 2012 by Monique *

**math**

9x*x+25y*y+15x*y+12x-20y+16*3x-5y-4
*July 22, 2012 by hemnath*

**math**

minimize p= 15x +18y subject to x+2y<=20 3x + 2y>= 36 x>=0 y>=0
*October 20, 2012 by garnel*

**Geometry**

Distributive Property: -3(5x - 2) -3 (5x) (-2) -15x + 6 = x - 9 Is this correct???
*November 8, 2012 by Leslie*

**Maths**

f(x)=x*3 - 9x*2 + 15x + 2 find function maximum
*May 17, 2013 by Lamblia*

**algebra equations **

1) 3x(4x-9)= 12x^2-27x 2) 4x^2(x+6)= 3) 2x^2(15x^3-10)
*May 25, 2013 by anonymous*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**math**

Express (15x^2+5x+2)/(2-x)(1+2x^2) in partial fractions.
*June 5, 2013 by Regina*

**Math**

what is f(x)=x^3-9x^2+15x+2 function max and how to do that if u could explain
*July 4, 2013 by Lamblia*

**Algebra**

(-9x^3 + 3x^2 -15x)divided by (-3x) Find the quotient
*October 28, 2013 by Tracy*

**How many terms are in the following polynomial? **

6x^4+3x3-2x^2+15x-14 a. 5 b. 4 c. 3 d. 2
*May 29, 2014 by Cherry*

**Math**

Simplify the following 1. [(4x^2)^-1]^-2 / [(-2x^-2)^-3]^-2 2. [(8x^9) / (2x^5)]^-2 3. (-15x^-3) / (25x^-5)
*February 4, 2015 by Millie*

**MATH**

How can you factor x^4 +1? If you go to the imaginary plane, it factors to (x^2 + i)(x^2-i) I need to factor by difference of squares. How can I do this?
*March 25, 2007 by Mike*

**Calc**

How do you factor -2x^2+60x-120. I got -2(x^2-30x+60) but I need to factor it further.
*December 8, 2007 by Britt*

**Algebra 1**

factor out the greatest common factor. 7x^4-49x^3+14x^2=7x^2 Is this correct
*June 30, 2008 by Brenna*

**Math**

List all of the possible rational zeros of f(x)= 3x^5 - 7x^3 + 2x - 15. p= factor of 15 q= factor of 3 1,3,5,15 1,3 answer is 1,3,5,15,1/3,1,5/3,5
*March 3, 2008 by Jon*

**12th grade Math?**

How would you factor 3x^3-4x^2+4x-1? P.S. Factor theorem does not work here.
*October 12, 2008 by BioBabe*

**alg 2**

Can someone tell me how to factor 2a^2b - 16ab + 32b Should I factor 2b out of it?
*January 7, 2009 by Chopsticks*

**college algebra**

Factor out the greatest common factor from each polynomial 9y^2 -18y + 8
*January 12, 2009 by kathy*

**algebra**

If (2x + y) is one factor of 2ax - 2bx + ay - by, what is the other factor? a) a - b b) a - y c) a + b d) a + x the answer i picked was a
*May 31, 2010 by ant*

**factoring help**

2 factor 4x -32x+48 and 2 2 2 factor (x -1)(x -4)(x -9) please and thank u verrry much is that this is due tommorow!!
*June 7, 2010 by eva*

**Math209**

I am not understanding how to factor polynomials. Example: Factor 12y^6-40y^5+28y^4
*December 3, 2010 by Lisa*

**algebra**

Factor out the greatest common factor from the expression 36x^3-30x^2
*June 19, 2011 by Elisa*

**algebra**

factor out the greatest common factor from the expression. 18x^7-14x^2
*July 25, 2011 by ROCKY*

**math**

factor out the greatest common factor -36m^2n^3-60mn^4+18m^4n^2
*July 26, 2011 by Michael*

**Algebra**

factor out the greatest common factor -36m^2n^3-60mn^4+18m^4n^2
*July 26, 2011 by Ashley*

**intermediate algebra**

factor out the greatest common factor from the expression 6x^3yz^4-3x^2y^3z^4-18^4y^2z^3
*July 26, 2011 by ROCKY*

**math**

factor out the greatest common factor -36m^2n^3-60mn^4+18m^4n^2
*July 27, 2011 by Ashley*

**algebra,math**

Factor the GCF and then factor the resulting binomial: 50x^3 - 128x
*October 19, 2011 by tracy*

**algebra**

Factor out the greatest common factor in the expression? 11y^5-55y^2
*February 29, 2012 by Brandy*

**intermediate algebra**

Factor out the greatest common factor from the expression 7x^2+56x-21
*April 18, 2012 by Lueshelle*

**Math**

synthetic division and the factor theorm indicate that x-3 is a factor of x^3-x^2-x-15.... true or false?
*July 25, 2012 by Assad*

**algebra**

please help because am missing something.thankyou factor completely given that x+2 is a factor. 2x^3 + 7x^2 - 3x - 18
*January 2, 2013 by Josie*

**Math**

If one factor of 56x^4y^3-42x^2y^6 is 14x^2y3,what is the other factor
*November 8, 2013 by Kirandeep *

**Math **

Factor 5x^2 -6x-4 I must be having an off day or something; this can factor, right!?
*December 9, 2013 by Lindsay*

**Algebra 1 Answer Evaluation **

Factor. 1. 30y^3 - 50y A: 10y(3y - 5y) 2. Factor a^2 - 5a^2 + 2a -10 by grouping. A: ?
*March 24, 2014 by Anonymous*

**MATH FACTOR POLYNOMIALS**

Factor the polynomial. Please show all work. x^2+2x-3
*April 18, 2014 by andra*

**physics 2**

to increse intensity o f a wave by a factor of 50, by what factor should the amplitude be increased?
*February 20, 2015 by mason*

**Calculus**

How can you factor x^4 +1? I need to factor by difference of squares. How can I do this? change it to x^4 - (sqrt(-1))^2 or x^4 - i^2
*March 25, 2007 by Mike*

**mat117/algebra**

Factor completely. ax - ay + x^2 - xy please show me how to factor this problem a(x-y) + x(x-y) = (a+x)(x-y)
*July 1, 2007 by Diana*

**math**

Can someone please help me with this factoring? Thanks! Factor 3x^2-7xy+2y^2 Factor 12x^2+8x-15
*November 10, 2007 by Charlotte*

**college algebra**

factor out the greatest factor from each polynomial 15R-27
*January 12, 2009 by chris*

**algebra**

factor: 9w - w^3 = 3w(3-w^2) m^4 - n^4 = (m-n)^2(m-n)^2 are these correct? the next few I wasn't sure how to work... factor: 2h^2 - h - 3 = 0 x^2 - 36 = 0 x^3 = 4x
*January 24, 2009 by kayla*

**Functions**

use the factor theorem to determine whether x-c is a factor of f(x)=x^3+8x^2-18x+20; x-10.
*March 13, 2010 by Paris*

**Intermediate Algebra**

factor out the greatest common factor from the expression. 35^8+35^5+28^3
*June 13, 2012 by ladybug*

**Math**

Factor out the common factor: −3x^4 y^2 + 18xy^3 + 9xy^4
*September 5, 2012 by kelly*

**math**

If the area of a circle increases by a factor of 9, by what factor does its circumference increase ?
*January 11, 2014 by Thomas*

**algebra**

Factor out the greatest common factor from the expression 9a2b3 – 12a2b4 – 24a3b
*June 19, 2011 by Elisa*

**algebra**

factor out the greatest common factor from the expression 18x^5+48x^2-30x
*July 25, 2011 by ROCKY*

**Math**

By what factor should each edge of a cube be increased in order to increase its volume by a factor of 27? a.) 27 b.) 9 c.) 3 d.) 2
*April 23, 2012 by Taylor*

**college algebra**

let f(x) be polynomial function. explain how to use the factor theorem to check if x) is a factor of F(x)
*January 4, 2013 by maria*

**college algebra**

x^3+4x^2-2x-3 ; x+1 factor theorum to decide whether or not second polynomial is a factor of the first.
*March 21, 2013 by Anonymous*

**math**

Factor out the greatest common factor in each question. 1. 7× + 21 2. 12n - 9 3. 10c + 30 4. 10b + 25
*March 19, 2014 by ★★ PLEASE HELP ★★*

**physics**

1. If the voltage impressed across a circuit is constant but the resistance increases by a factor of 15. By what factor does the current change? 2. If the resistance of a circuit remains constant while the voltage across the circuit decreases by a factor of 12, by what factor ...
*July 16, 2010 by confused*

**grade nine math Polynomials**

Mr. Smart just bought a new dog named Fluffy. Mr Smart would like to enclose a play space for Fluffy in his back yard. The 5 side play space has the dimensions, in metres. They are x +11, 2x-4,3x. Write a simplified expression for the number of metres of fencing needed to ...
*March 25, 2011 by peyton*

**Math**

I have this worksheet, it has a bunch of different kinds of questions, but i know all the stuff we learned, i just dont know which ones i use. 1) factor each expression, 8x+10 2) Use Foil to factor each expression, x2-5x+6 3) Use foil to factor each expression, n2+n-20.
*March 3, 2008 by Emily*

**homework statistics**

Consider a random sample with sample mean x. If the sample size increased from n = 40 to n = 360, then the standard deviation of x will: a. remain the same b. increase by a factor of 9 (will be multiplied by 9) c. decrease by a factor of 9 (will be multiplied by 1/9) d. ...
*July 22, 2011 by Jackay 70*

**algebra**

factor 5x^2-x-12 please help me That does not factor into monomials with integers. It can be written as 5(x-1.6524..)(x+1.4524..) okay thankya
*May 10, 2007 by Mimi*

**factors**

how do I do this one? I am a common factor of 693 and 189 I am also a factor of 525 I am greater than 10 What number am I
*September 24, 2008 by Noah*

**math factoring**

6x4-5t3-200t-163000 how do you factor this it cant be done by common factor or decomposition method..help!!
*September 15, 2010 by Bobby*

**Algebra 2**

Use the factor theorem to determine whether the binomial is a factor of the given polynomial. 1. t+sqrt2; P(t)=t^5+t^4+4t+4 2. z-i; P(z)=z^7+z^6+z^5+z^4+z^3+z^2+z+1 3. z+2i; P(z)=z^3+z^2+4z+4 Thanks
*May 12, 2011 by Brandon*

**algebra**

factor completely. remember to look first for a common factor. if a polynomial is prime,state this -4t^2+64
*July 24, 2011 by ROCKY*

**intermediate algebra**

factor out the greatest common factor from the expression 24xyz^2+20x^2yz-4x^2z^2
*July 26, 2011 by ROCKY*

**Can someone help me with this one Please! :)**

factor out the greatest common factor -36m^2n^3-60mn^4+18m^4n^2
*July 27, 2011 by Ashley*

**algebra**

factor completely. Remember to look first for a common factor. if the polynomial is prime, state this. -4t^2+64
*July 30, 2011 by sheba*

**Math**

how do you factor 3x^3-6x^2-24x I know that it becomes 3x(x^2-2x-8), but you can still factor it more. how?
*March 5, 2009 by Angie*

**algebra 3**

identify the greatest common factor then factor expression x^2+9x+47
*August 13, 2013 by rachael*

**Math**

1. 5(x^2 +2x-6) - 3(2+x-x^2) 2. 2x^4-5x(x^3 -y) + 2y(5x) 3.Factor 2x^5+6x4+4x^3+12x^2 4. Factor 9y^2-18y +8 Please help. Thank you!!
*October 4, 2013 by Wilson*

**math**

factor x^4-3x^3-11x^2+3x+10 completely using the factor theorem.
*November 25, 2013 by priya*

**algebra**

Factor the trinomial.Factor completely. s^2 + 3s – 28 = 4s^2 – 24 Is this correct?? Please and thank you.
*February 2, 2015 by slomo*

**algebra**

this is what u do on your first problem....first u take out the greatest common factor that would go into all of them... 4n^2-20n+24...now what number will go into all of them...well 4 will...4 will go into 4,20,and 24...so. it would be like this..4(n^2-5n+6)...then theirs one...
*November 13, 2006 by sheila*

**math,algebra**

Can someone explain this to me plese: to factor a number you.... and then can you explain to me To factor an algebraic expression into prime factors means..... thanks This is how I would complete these two sentences. To factor a number, you break it down into smaller parts. To...
*February 24, 2007 by jas20*

**math**

Factor each expression completely: 18b²+24b-10 Thanks in advance. factor out a two first, then 2*(9b^2 + 12b -5) 2(3b+5)(3b-1)
*November 13, 2006 by Lola*

**Algebra**

Factor the polynomial completely. 18a^4b - 98b^3 i can usually factor good but the double variable is messing me up.
*October 13, 2008 by Pat*

**10th grade math**

How do I factor 4x^2-12x+8? so far I took out the Greatest Common Factor. 4(x^2-3x+2) What next?
*September 10, 2009 by Loretta*

**Intermiediate Algebra**

Factor completely. Remember to look first for a common factor. If a polynomial is prime, state this -4t^2 + 64
*June 17, 2011 by Elisa*

**intermediate algebra**

factor completely. Remember to look first for a common factor. If a polynomial is prime, state this. -4t^2+64 -(4t^2-64 =((2t)^2-8^2) (a^2-b^2)=(a+b)(a-b)
*July 25, 2011 by Shay*

**algebra**

factor completely. remember to look first for a common factor. if a polynomial is prime state this. x^2+2xy+y^2-9
*December 4, 2011 by Anonymous*