Monday

March 2, 2015

March 2, 2015

Number of results: 51,157

**math -please help!! asap**

what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions- y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other i believe. But im not sure how to calculate the difference in ...
*February 16, 2009 by tyler*

**math!**

what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions... y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and ...
*February 16, 2009 by tyler smith*

**math**

what is the vertical and horizontal difference between the two eqautions on a graph? Here are the eqautions- y=2x+3 y=2x-4 please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and ...
*February 16, 2009 by tyler*

**Please Help! Quadratic Eqautions**

The population of a town P(t)is modelled by the function P(t)=6t+110t+3000, where t is time in years. Note t=0 represents the years 2000.
*November 17, 2012 by Nina*

**math**

what is the vertical and horizontal difference between the two eqautions on a graph? please help me on this. These two eqautions when graphed are parralell to each other. But im not sure how to calculate the difference in vertical and horizontal. please help.
*February 16, 2009 by tyler smith*

**Please Help! Quadratic Eqautions**

The population of a town P(t)is modelled by the function P(t)=6t^2+110t+3000, where t is time in years. Note t=0 represents the years 2000. When will the population reach 6000?
*November 17, 2012 by Nina*

**Mat/117 DQ1**

How do you know if a quadratic equation will have one, two, or no solutions?Please give examples. How do you find a quadratic equation if you are only given the solution? Please give an example.Is it possible to have different quadratic equations with the same solution? ...
*February 27, 2012 by Rose*

**Quadratic Functions**

Please explain to me how to do the following problems, I dont understand them. Thanks! Find the x-intercepts (if any) for the graph of the quadratic function. 1.f(x) = (x + 2)2 - 4 Find the y-intercept for the graph of the quadratic function. 5.y + 9 = (x + 3)2 Find the domain...
*October 13, 2007 by Carmen*

**algebra**

Solve the quadratic equation: 2x(squared)+6x+12=0 I know you have to find two numbers that =24 (2 times 12) and have a sum of 6. But I can't think of any! Can someone please help? Use the quadratic. And this problem has no real answers, they are imaginary. Oh, the quadratic ...
*December 9, 2006 by Sir Galahad*

**Math!Please Help Me!**

Solve the following quadratic by either factoring or using the quadratic formula: 6x2 - 5x = 6 6x^2 -5x -6 = 0 (3x+2)*(2x-3) = 0 Take it from there
*June 29, 2007 by Margie*

**algebra**

which quadratic formula would be used to solve the following quadratic equation? 4x^2 - 5x = -2 can you show me the correct answer and how do it please
*June 8, 2010 by gabriel*

**geometry**

graph the following 2 graphs - y=2x+3 and y=2x-4. a)state the intersections on the y axis and the x axis. b)what is the vertical and horizontal difference between the two graphs? PLEASE help i don't understand? I know how to graph the eqautions but not too sure about the ...
*February 15, 2009 by caitlyn maroon*

**Math**

I can't remember how you find the roots of quadratic equations other than determining the zeroes of the equation and finding the x-intercepts. Can someone please give me a clear answer on this as my dad has been useless on this topic and I need help like ASAP! You can find the...
*November 3, 2014 by Alex*

**Math**

I can't seem remember the rules for this.Can someone please help me with the following questions? You can find the roots of a quadratic equation by determining the zeros of the quadratic function or the ...? You can find the roots of a quadratic equation by determining the x-...
*November 3, 2014 by Alex*

**math,help**

can some one help me set this up into eqautions to be solved please. One number is 6 more than another. If the sum of the smaller number and 3 times the larger number is 34, find the two numbers. x=10 y=4 Those are the answers but how do you get to them. 3 liters= mL Wouldn't ...
*February 13, 2007 by jasmine20*

**DDP**

What advantage is there to using algebric eqautions instead of numerical values when defining the dimensions of a CAD model?
*March 7, 2009 by Anonymous*

**Algebra-Please check**

y = 2x^2 I am to decide if this is a linear, quadratic or exponential function. I chose that the above function is quadratic. Am I right?
*June 13, 2010 by bart*

**Algebra II**

How do you find the vertex of a quadratic function? What are the steps to solving a quadratic function using factoring? Please help!
*November 28, 2007 by JaneLee*

**Algebra/Quadratic equations**

I have to make a word problem/story out of this quadratic equation -t^2+3t+18=0 The plot of the story I want to write about has to deal with world hunger, and food being dropped in to remote locations by helicopter. Can someone please help me come up with a word/problem that ...
*May 12, 2014 by jarron*

**Physics - please, I really need help**

a car attempts to stop and slides 25.5m while accelerating at -4m/s^2. The car's initial velocity was 20m/s. Find the time the slide took. Note that the final velocity is not known and that you need a quadratic solution. I know the quadratic formula, but I'm not sure how to ...
*February 3, 2009 by Sam*

**College Algebra **

The graph of a quadratic function f(x) is shown above. It has a vertex at (-2,4) and passes the point (0,2). Find the quadratic function y=a(x-(-2))^2+4 y=a(x+2)+4 2=a(x+2)+4 -4 -4 -2=a(0+2)/2 -1+ a function -1(x+2)+4 ? Im not sure where Im going wrong but my answer was ...
*June 12, 2014 by Anonymous*

**Algebra**

Can you please help me with the following problems? Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 + 7 Find ...
*October 13, 2007 by Soly*

**Math**

I am stumped on this problem could someone please help? Give the solutions to the following quadratic equation by examining the graph of the related quadratic function: Graph: y=x^2+2x-15 Equation: x^2+2x-15=0 Thanks.
*September 17, 2009 by B.B.*

**Algebra 2 (Quadratic Equations)**

Is the point (-3, -2) a solution of the intersection of the following set of quadratic equations: Y < -X^2 X^2 + Y^2 < 16 I'm not sure how to actually work this problem out. Can anyone help me with this problem please.
*April 18, 2012 by Greg*

**Math**

I am stumped could someone please explain this problem? Give the solutions to the following quadratic equation by examining the graph of the related quadratic function: Graph: y=x^2+2x-15 Equation: x^2+2x-15=0 Thanks so much.
*September 18, 2009 by B.B.*

**Maths **

Hey my question is How do we get the triangular numbers sequence ( general statement ) by the quadratic formula ? Can you shoe me steps please ? The triangle numbers are : 1 , 3 , 6 , 10 , 15 how do I get them in the form of a quadratic equation if a , b and c are unknown ? ...
*March 1, 2010 by Awmr*

**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,algebra,help**

Is this right: Solve: x^2+16x+60=0 this is what i did: i used the quadratic formula and this is what i ended up with. x = -8 +- (sqrt(16))/(2) Which is -8 +-2 Or you could have factored the quadratic (x+10)(x+6) Which is -8 +-2 Or you could have factored the quadratic (x+10)(x+6)
*April 14, 2007 by jasmine20*

**Algebra/Pre-calculus (Quadratic Equations)**

A theatre company allows a group of 10 people to buy theatre tickets at a price of $28 per person. For each person in excess of 10, the price is decreased by $2 per person for everyone down to a minimum of $10 per person. What number of people will produce the maximum revenue ...
*October 17, 2014 by Mathgirl730*

**Algebra Problems**

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 + 7 -I got: x=-2 Find ...
*October 15, 2007 by Soly*

**Algebra**

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 + 7 -I got: x=-2 Find ...
*October 14, 2007 by Soly*

**Algebra**

Please check my answers. Find the coordinates of the vertex for the parabola defined by the given quadratic function. 1.f(x) = (x - 4)2 - 4 -I got (4,-4) Find the axis of symmetry of the parabola defined by the given quadratic function. 3.f(x) = (x + 2)2 + 7 -I got: x=-2 Find ...
*October 15, 2007 by Soly*

**math**

(4.35E-2 - x)(7.56E-2 -x ) ============================ (0.324 + 2x)2 Rearrange to get an expression of the form ax2 + bx + c = 0 and use the quadratic formula (solve for x. This gives: x = 1.05E-2, 0.143 basically i understand they use the quadratic equation but how did they...
*March 10, 2012 by bob*

**algebra II**

I'm quite clueless as to how to solve this. I know the quadratic equation but am not sure how to get this equation into the format to plug in to the quadratic... Solve the quadratic equation using the formula [1/(1+x)]-[1/(3-x)]=(6/35) Show your work
*May 24, 2009 by maddie*

**Maths (Linear and Quadratic Equations)**

I need to solve a pair of equations where one is linear and the other is quadratic. 2x2 + 3xy + y2 = 0 3x + y = 2 last 2 in 2x2 is square root two, same after y2. help please!!!!!!!!!!!!!!!
*November 21, 2012 by Saud*

**algebra II**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution? Explain. Provide your classmate’s with one or two ...
*October 7, 2008 by Nadia*

**algebra II**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution? Explain. Provide your classmate’s with one or two ...
*June 15, 2010 by hollywood*

**math**

PLease help! anyy would be appreciated !thx what is an example of a quadratic function that touches its axis and also its reciprocal? -discuss about the vertical asymptotes of the reciprocal an why they occur? -what can we say about the vertex of the quadratic and ...
*August 27, 2008 by jackk*

**Chemistry**

What is the pH of a 1.0E-8 M solution of HCl? Please note that you cannot simply add the contribution of H+ ions from the autoproteolysis of water and the contribution from the dissociation of HCl. You will need to use the quadratic equation to solve this problem and report ...
*September 3, 2010 by Joel*

**alg 1**

Quadratic graphs and their properties: Identify the domain and range of each function: y = 4x^2 - 3 I have no idea how to find the range and domain. Would you please explain in detail how I can determine the domain and range in the quadratic problems?
*April 4, 2013 by Jane*

**ALGEBRA-MAT117**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution?
*January 12, 2009 by Paradise*

**Algebra**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution?
*September 30, 2008 by Laura*

**ALGEBRA**

How do you know if a quadratic equation will have one, two, or no solutions? How do you find a quadratic equation if you are only given the solution? Is it possible to have different quadratic equations with the same solution?
*March 28, 2010 by GGIFT*

**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*

**Please help! quadratic equation**

Given the following quadratic equation find. a) the vertex b) the axis of symmetry c) the intercepts d) the domain e) the range f) the interval where the function is increasing g) the interval where the function is decreasing h) graph the function y= -x^2-6x
*March 16, 2013 by Jenn*

**Physics - Important**

a car attempts to stop and slides 25.5m while accelerating at -4m/s^2. The car's initial velocity was 20m/s. Find the time the slide took. Note that the final velocity is not known and that you need a quadratic solution. I know the quadratic formula, but I'm not sure how to ...
*February 3, 2009 by Sam*

**QUADRATIC EQUATION**

r^2+8r=48 First bring the 48 to the other side of the equation r^2+8r-48=0 Now you can use the quadratic formula. x=-b+-sqrt(b^2-(4ac)) ¯¯¯¯¯¯¯2a¯¯¯¯¯¯¯¯¯ So... a=1 b=8 c=-48 Now just plug the numbers into the quadratic equation and get your two answers. The answers are: x=-12...
*May 29, 2007 by JOHN*

**algebra**

The table shows a meteorologists predicted temperatiures for an April day in Washington D.C. Use quadratic regression to find a quadratic model for this data. Use the 24 hour clock to represent times after noon). time predicted temperature(F) 8a.m. 50.68 10a.m. 62.24 12p.m. 69...
*October 25, 2012 by Jay*

**Math**

Use the quadratic formula to solve each of the following quadratic equations... 1. 2x^2-5x=3 2. 3x^2-2x+1=0 Rearrange the equation in quadratic formula form. 2x^2 -5x -3 = 0 Then use the formula. Tell me what you don't understand about it if you don't know what to do next. I ...
*June 13, 2007 by Tomika*

**MATH-QUADRATIC EQ.**

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?
*January 22, 2009 by Paradise*

**Algebra**

Explain how to solve a quadratic equation using the quadratic formula.
*August 9, 2010 by Tammy*

**Quadratic Equations**

If I were looking at a graph of a quadratic equation, how do I determine where the solutions are?
*September 2, 2010 by Lynn*

**Maths**

Show proof of deriving the Quadratic Formula from the Quadratic Equation ax^2 + bx + c = )
*April 1, 2013 by Jeconiah*

**Maths**

Show proof of deriving the Quadratic Formula from the Quadratic Equation ax^2 + bx + c = O
*April 1, 2013 by Jeconiah*

**precal**

A quadratic function has x-intercepts 2 and 6 and its vertex is (4, 8). What is the corresponding quadratic expression?
*May 7, 2014 by kodie*

**Math**

Solve the given quadratic equation exactly using the quadratic formula. Write the solutions in its simplest form. Using a calculator, determine all irrational solutions to the nearest thousandth. Separate the solutions with a comma and list the smaller one first. For the ...
*September 23, 2014 by Sam*

**Math**

Solve the given quadratic equation exactly using the quadratic formula. Write the solutions in its simplest form. Using a calculator, determine all irrational solutions to the nearest thousandth. Separate the solutions with a comma and list the smaller one first. For the ...
*September 23, 2014 by Jade*

**Math - Quadratic **

Rearrange this expression into quadratic form, ax2 bx c = 0 .2= ((x^2)/(55-x)) where a = 1, and identify the values of b and c.
*February 19, 2013 by Anonymous*

**quadratic equations**

can you solve the equation using the quadratic formula x2 + 3x = 7? Explain and provide an exact answer.
*January 17, 2012 by becca*

**algebra**

Solve this quadratic equation using the quadratic formula. x^2 + 8x - 5 = 0
*January 21, 2010 by yelena*

**Quadratic Functions**

What does it mean to solve a quadratic function by graphing?
*September 29, 2014 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*

**math**

quadratic equation of 48x^2-32x-35=0 i need both answers you must use the quadratic formula
*October 26, 2012 by danica *

**Maths**

I have a test tomorrow and I really don't get this, please help me. "Use transformations and the zeros of the quadratic function f(x)=(x-6)(x+4) to determine the zeros of each of the following functions a) y=2f(x) b) y=f(2x) c) y=f(0.5x)" I am so lost, I don't get what it ...
*September 17, 2008 by Isobelle*

**quadratic equations**

how do you know if a quadratic equation will have 1,2 or no solutions
*January 4, 2009 by Anonymous*

**Algebra**

How is a quadratic inequality different from a quadratic equation?
*August 23, 2012 by Liz*

**Math**

How can I find the point of intersection of the graphs x^2=y=4 and 2x-y=1 by hand? I can do the problem using a calculator, but I don't know how to do it by hand. I tried using substitution, but I ending up getting x^2+2x-5=0. It would not factor evenly. Should I use the ...
*June 28, 2007 by Corin*

**Algebra-Please help-I'm confused**

This deals with quadratic functions-If I have a graph with h = (-5)and k =3 and they ask for the translation, would it be {5,3} or would the translation just be {-5,3} Do you take the opposite of the number when it is transalated from the graph or do you only take the opposite...
*September 21, 2010 by Tom*

**Quadractic Functions**

Please check my answers. Find the x-intercepts (if any) for the graph of the quadratic function. 1.f(x) = (x + 2)2 - 4 I got (0,0) and (-4,0) Find the y-intercept for the graph of the quadratic function. 5.y + 9 = (x + 3)2 I got (0,0) Find the domain and range of the quadratic...
*October 14, 2007 by Carmen*

**ALGEBRA 1**

Can someone please check on these for me please .Thanks Use the Quadratic Formula to solve 1.
*April 19, 2007 by DANIELLE*

**Algebra**

Please help How do I solve the quadratic equation 3x^2 + 5x + 2 =0 Please explain the steps-I really don't get this
*September 21, 2010 by Anita*

**maths**

how wod i solve the following two eqautions? either exactly or to 3 significant a)2^x = 5 b)3^x+1 = 7 i know a) is 2.32 and b) is 0.771 but i dont know how to show it out step by step in how i worked it out . can sum1 plz help me You have to use logs, and learn how to do that ...
*August 14, 2007 by k*

**algebra**

0. Tell your classmates about your pet to set up the scenario for fencing a rectangle in your yard. 1. You MUST start by choosing an amount of area that you want to fence in for your pet and this MUST be stated first. What amount of area are you enclosing with a fence for your...
*February 14, 2012 by jim*

**chemistry**

in an experiment, 24g of magnesium metal reacts with 73g of hydrogen chloride solution to produce hydrogen gas and 95g of magnesium chloride. Write the word, skeletal and balance eqautions
*October 2, 2014 by Anonymous*

**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*

**math,algebra**

can someone help me out factor out this 0=16t^2-122t+180 i have so far this but the last one i am not sure 8(2t^2-14t + ?) you need to use the quadratic formula: -b(+or-)[sqrt(b^2-4ac)/2a] so you are saying that i don't have to factor it out any further i can just continue to ...
*April 6, 2007 by jasmin20*

**Quadratic Equations**

Can anybody tell me step wise step how to solve this quadratic equation? x^3-3x^2+4=0 Please tell me step wise step as i haven't solved such type of equations before. Thank You
*April 14, 2011 by Akash*

**Algebra**

Can someone help me with this question. I thought it was quadratic but now I am not sure. State whether the equation represents a linear, quadratic, exponential function or none of the above. x^2+ 6 = -8 x
*January 14, 2010 by Kate*

**college geomrtry**

What are the differences between linear and quadratic equations? How are these differences displayed in a graph? Write a brief scenario that can be modeled with a linear equation. Summarize a situation modeled by a quadratic equation. Are there equations that are neither ...
*February 28, 2010 by Anonymous*

**Math**

What are the differences between linear and quadratic equations? How are these differences displayed in a graph? Write a brief scenario that can be modeled with a linear equation. Summarize a situation modeled by a quadratic equation. Are there equations that are neither ...
*January 17, 2010 by Michelle*

**maths**

how do i find out the the equation of the line of symmetry for f(x)=ax^2+bx+c ? please explain it do me thanks! The line of symmetry runs through the vertex. so the x of the vertex is -b/(2a) and the equation of the line of symmetry is x = -b/(2a) e.g. for f(x) = 2x^2 - 12x + ...
*May 25, 2007 by Emma*

**Math (Quadratic Function)**

Suppose p(x)=ax^2+bx+c is a quadratic polynomial satisfying p(7)−p(3)=214. Determine the value of p(9)−p(1).
*April 28, 2013 by Bob*

**Alg 1 quadratic equations**

I'm doing quadratic equations x^2 +bx+c =0. I know how to questions like x^2 +17x +42 =0 but this one says, j^2-9jk-10k^2. I have no clue on what I need to do
*October 11, 2011 by Austin*

**Algebra**

1. Parent Quadratic Equation 2. Coordinate of the vertex 3. quadratic formula A. -b/2a B. y = 2x C.b^2 - 4ac D. y = a(x - h)^2 + k E. x = -b +/- (square root of) b^2 -4ac/2a I think the answers are: 1. B 2. C 3. E Are these correct? Thanks!
*February 28, 2014 by Student*

**Algebra II**

Factor the Polynomial in quadratic form. 6y(to the sixth power) - 5y(to the third power) - 4 6y^6 - 5y^3 -4 = (2y^3 + 1)(3y^3- 4) I do not believe the cubic terms are separable into quadratic factors.
*January 11, 2007 by wendy*

**Algebra Quadratic Equations**

I am supposed to write a quadratic equation using only the solutions and I am only given one solution:4. It can't be (x-4)=0. Can I use 0 to make (x-4)(x+0)=0?
*February 28, 2008 by Micah*

**quadratic equations**

Please solve for x. ax^2 + bx +c=0
*January 16, 2012 by lola*

**A proof question**

Suppose 32 = alpha*beta for alpha, beta reatively prime quadratic integers in Q[i] . Show that alpha = epsilon*gamma^2 for some unit epsilon and some quadratic integers gamma in Q[i]. If you know how , please do teach me . Thank you .
*November 15, 2006 by kate*

**MATH**

Which method of solving quadratic equations should be used when only an estimated solution is necessary? factoring quadratic formula graphing MY GUESS GRAPHING?
*February 26, 2015 by Meredith Grey*

**algebra**

Why are there two solutions in the quadratic equation and Why do you factor a quadratic equation before you solve it
*June 21, 2005 by jenn*

**Math**

Is this a quadratic or linear function? Identify the quadratic,linear, and constant terms 3(x-2)^2+12x
*November 3, 2009 by tyler*

**Algebra (Quadratic Equations)**

Is the point (-3, -2) a solution of the intersection of the following set of quadratic equations: Y < - X ^ 2 X^2 + Y^2 < 16
*April 27, 2011 by Christina*

**math-calculus**

solve equation |x^2-2x-6| using quadratic formula. i not get how to do this and it says quadratic formula.
*January 18, 2012 by Shreya*

**Math**

Write a quadratic equation having the given numbers as solutions. -5 and -2 The quadratic equation is: __=0 Thank you.
*April 21, 2012 by Jean*

**Quadratic function**

Determine the quadratic function f whose graph is given. The vertex is (-3,-13) and the y-intercept is -4 f(x)=
*March 19, 2013 by Jenn*

**math please**

1.Give a linear function with its zero at x=a, what is the equation of the vertical asymptote of its reciprocal function? 2.Give a quadratic function with its zeros at x=a and x=b, what are the equations of the vertical asymptotes of its reciprocal function? 3.Once you know ...
*January 6, 2014 by Maya*

**trig**

find the exact solutions (è in degrees) sin^2è+2cosè=-2 change the sin^2 to 1-cos^2, then rearrage the equation into quadratic form, use the quadratic equaion.
*April 16, 2007 by Devon*

**algebra**

Solve the quadratic equation 2x to the 2nd power -3x-2=0using the quadratic formula. Read the information in the assignment list to learn more about how to type math symbols in MS Word, such as the square root.
*August 27, 2011 by shirley*

**math**

Describe the importance of quadratic equations to a basketball player, diver, or even a sniper. Give an example of a real-world situation where you would apply quadratic equations
*February 17, 2012 by Leo*

**college algebra--need help Please!!!**

I need to find the vertex and axis of symmetry of the folowing quadratic function. Can someone PLEASE help me!! y= -x^2-6x
*November 12, 2012 by ladybug*

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