# Questions on Algebra: Conic sections - ellipse, parabola, hyperbola answered by real tutors!

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 Algebra: Conic sections - ellipse, parabola, hyperbola Solvers Lessons Answers archive Quiz In Depth

 Question 103468: Thank you thank you thank you for all your assistance,,,love and light- Namaste! Find the eccentricity and identify the graph of the conic: r= (6)/(2+4sin theta) Click here to see answer by Fombitz(13828)

 Question 105125: When solving systems of relations, how do you know which conic section you will have by looking at the equation. For example: x^2-y^2=9, x+y=5 Click here to see answer by Fombitz(13828)

 Question 107511: when we graph a quadratic equation wahat is the shape of it ? the root of quadratic equation can also be called as ? Click here to see answer by stanbon(57424)

 Question 109702: i don't even know where to start with this one. how do you write a quadratic function in standard form whose graph passes through the points (1,1), (0,-2), and (2,8). and solve algebraically? Click here to see answer by stanbon(57424)

 Question 109721: what is the range for the graph of ? and how do i write that in interval notation? Click here to see answer by stanbon(57424)

 Question 109719: this one is tough.. you are making a coffee table with a glass top surrounded by a cherry border. The glass is 3 feet by 3 feet. You want the cherry border to be uniform width. you have 7 square feet of cherry to make the border. set up an equation that would be used to solve this. what should the width of the border be? if you could please help me.. it would be greatly appreciated :] Click here to see answer by scott8148(6628)

 Question 109770: this one is tough.. you are making a coffee table with a glass top surrounded by a cherry border. The glass is 3 feet by 3 feet. You want the cherry border to be uniform width. you have 7 square feet of cherry to make the border. set up an equation that would be used to solve this. what should the width of the border be? if you could please help me.. it would be greatly appreciated. PLEASE! :] Click here to see answer by edjones(7569)

 Question 109687: Alright, so I'm supposed to solve this equation algebraically, but I'm not sure what the last step is. Like how to show the answer. So here's the answer I got... Is that it? Click here to see answer by ankor@dixie-net.com(15667)

 Question 109867: Solve the system : y = x^2 + 1 y = 4x + 1 Click here to see answer by checkley71(8403)

 Question 109866: Given y = 2x^2 - 4X, thanks. A) find the y-intercept b) Find the X-intercepts (if any). c) find the vertex. d) Sketch the parabola Click here to see answer by checkley71(8403)

 Question 109927: Find the equation of the parabola described: Focus at (0,2); vertex at (0,0). Graph the parabola and the directrix. Click here to see answer by MathLover1(6649)

 Question 109999: Ok. so this one is a graph of a positive, even parabola which means it opens up. the vertex is (-1,-2) and one of the points on the parabola is (0,-1). It's telling me to write a quadratic function in vertex form for the parabola. what is vertex form and how do i plug in the coordinates to find it? HELP PLEASE! :] Click here to see answer by scott8148(6628)

 Question 110007: Ok. so this one is a graph of a positive, even parabola which means it opens up. the vertex is (-1,-2) and one of the points on the parabola is (0,-1). It's telling me to write a quadratic function in vertex form for the parabola. what is vertex form and how do i plug in the coordinates to find it? HELP PLEASE! :] Click here to see answer by scott8148(6628)

 Question 111009: ok. i have gotten to x=3(-9 +/-(square root of 71) /all over 10) +3 i need to figure out what x can be. thank you Click here to see answer by stanbon(57424)

 Question 111011: two equations 5x^2 + 3y^2 =17 -x+y=-1 i need to find the points of intersection ,if any, of the graphs in the system Click here to see answer by checkley71(8403)
 Question 111011: two equations 5x^2 + 3y^2 =17 -x+y=-1 i need to find the points of intersection ,if any, of the graphs in the system Click here to see answer by scott8148(6628)

 Question 111084: Find the equation of an ellipse that has the center (0,0) focus at (3,0) and vertex at (5,0) Click here to see answer by edjones(7569)

 Question 111621: Given X^2+XY+AY^2=B and A=1, B=7, find the x intercepts. Click here to see answer by MathLover1(6649)

 Question 111624: I do not understand how I turn the square root of (24/25) into (2/5*square root of 6). Click here to see answer by checkley71(8403)

 Question 112971: I am in algebra 2 and we are learning about "interperetting graphs. Equations like, "If f(x)=Xsquared the the graph of each equatrion below is a parabola. Describe the location of the parabola relative to the graph of f(x)=xsquared.... y=f(x)-3 or y=f(x-2)" im so lost, we have a sustitute because our teacher is on meternity leave on he knows nothing about anything he is teaching. Please help! Click here to see answer by scott8148(6628)

 Question 112893: 1. find the vertices and foci of the hyperbola x^2-y^2=1 --- --- 144 9 2.write an equation for the hyperbola. its center is (0,0) foci:(0,-9),(0,9) vertices:(0,-7),(0,7) if you can help me i would appriciate it thak you Click here to see answer by MathLover1(6649)

 Question 113439: Write the equation of a hyperbola that passes through the point at (4,2) and has asymptotes with equations y=2x and y=-2x+4. Click here to see answer by scott8148(6628)

 Question 113780: Hi, I am in Intermediate Algebra at York University and I'm having trouble with a particular question. In Conic Sections/Quadradtic Inequalities and Systems of Inequalities, the objective is to graph the solution set of a onlinear system of Inequalties. The question is: 1) y > x^2 - 3 y < x + 3 x <= 0 Thank you for your future help Click here to see answer by stanbon(57424)

 Question 113782: Hi, I am in Intermediate Algebra at York University and I'm having trouble with a particular question. In Conic Sections/Quadradtic Inequalities and Systems of Inequalities, the objective is to graph the solution set of a onlinear system of Inequalties. The question is: 1) X^2 + y^2 < 3 x > y^2 - 1 y => 0 Click here to see answer by stanbon(57424)

 Question 113830: Explain why the following is not the equation of a circle I think the answer is because we cant determine the radius, but I'm not sure if thats the correct answer. Click here to see answer by stanbon(57424)

 Question 113831: Find an equation of the parabola that has vertex (1,2) and focus (-1,2). I think that you either use or , but I dont know which one to use or how you can determine which to use. I would really appreciate it if someone could help me out. Thanks in advanced:) Click here to see answer by scott8148(6628)

 Question 113835: Find the vertices, the endpoints of the minor axis, and the foci of the ellipse . I dont even know where to begin on this problem, I would really appreciate it if someone could help me. Thank you!!! Click here to see answer by scott8148(6628)

 Question 113938: Find an equation of the parabola that has vertex (1,2) and focus (-1,2). I dont know how to solve this problem, if anybody could help me I would really appreciate it. Thank you. Click here to see answer by scott8148(6628)

 Question 114010: Find an equation of the parabola that has vertex (1,2) and focus (-1,2). I dont know how to solve this problem, if anybody could help me out or give me some examples or refer me to other web pages where I can find examples I would really appreciate it. Thank you. Click here to see answer by scott8148(6628)

 Question 114529: Find the slope of the line that is perpendicular to 3x+2y=4 Click here to see answer by MathLover1(6649)

 Question 114528: Given y=3x^2+6x Please explain the process in steps. Thanks! A.) find the y-intercept B.) find the x-intercepts (if any) c.) find the vertex D.) Sketch the parabola. Click here to see answer by MathLover1(6649)

 Question 114544: i need help with the following problem. textbook:0-13-187027-0 chapter 7.2 question 82 "find the equation of a hyperbola whose asymptotes are perpendicular." that's it. i've tried to figure it out but have been unable. any help would be greatly appreciated. thanks Click here to see answer by jim_thompson5910(28598)

 Question 114530: Find the slope of the line that is perpendicular to 3x+2y=4 Click here to see answer by checkley71(8403)

 Question 114527: Find the equation of the parabola described: Focus at (0,2); vertex at (0,0). Graph the parabola and the directrix. Please explain. Thanks Click here to see answer by solver91311(16897)

 Question 113989: y^2=-4x For the above, find the following: 1. Find the vertex 2. Find the focus 3. Find the directrix. Click here to see answer by solver91311(16897)

 Question 114525: Find the center, vertices and foci of the ellipse. Graph the ellipse. would someone please explain this process fully, I've been somewhat confused and this question will be on the final exam. (X^2/4)+(y^2/9) = 1 Click here to see answer by solver91311(16897)

 Question 115162: Consider the function fx = x^ +6x - 2 1- Find h, the x-coordinate of the vertex of this parabola. 2 - Substitute the two whole number values immediately to the left and right of h into the function to find the corresponding y. Fill in the table below. Make sure your x-values are in increasing order in your table. x y h=__ I do not comprehend the equation/function/graph thing......can someone give me a look at how to do problems like this? Thanks - I have 3 more like it to do this week. Click here to see answer by scott8148(6628)

 Question 115143: I need to find the center,vertices, and foci of the ellipse Click here to see answer by Edwin McCravy(8924)

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