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

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Question 896765: The point intersection of the line 2x-y=4 and the parabola y=x^2-3 is:
Click here to see answer by Alan3354(69443)

Question 896774: If the graph of f (x)=-3^2+2x+k passes through the point (-1,3) then the value of k is:
Click here to see answer by josgarithmetic(39618)

Question 896874: Derive the equation of a parabola with its vertex at the origin and opening left. Thanks!
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Question 896877: Derive the equation of a parabola with its vertex at the origin and opening down. Thanks!!
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Question 897694: With vertex (2, -3) and directrix y=-7... What is the equation of the parabola?
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Question 897795: 16x2 + 25y2 - 96x - 200y = -144

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Question 899053: find the standard form of the equation of the hyperbola with the given characteristics (-2, 1) (2,1) pass through the point (5,4)
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Question 900626: Find an equation for the conic that satisfies the given conditions.
parabola, horizontal axis, passing through
(−1, 0), (2, −1), and (4, 1)
i know u are suppose solve systems and that's the part i don't get.
Click here to see answer by josgarithmetic(39618)

Question 900831: I need help finding the center and radius of this problem: x^2+y^2-25=0
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Question 902544: Please can anyone help me identify the points of the eq. 9x^2+4y^2-54x-16y+61 and the graph of the ellipse.
Click here to see answer by nerdybill(7384)

Question 902544: Please can anyone help me identify the points of the eq. 9x^2+4y^2-54x-16y+61 and the graph of the ellipse.
Click here to see answer by lwsshak3(11628)

Question 901275: Find the vertices, foci, eccentricity, and length of the latus rectum of the ellipse whose equation is x^2 plus 9y^2 equals to 9.
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Question 902913: write this equation in standard for of an ellipse 18x^2+9y^2=153-24 x+6y
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Question 902966: what is the vertex form of 1/2(y+4)=(x-7)^2?
i know that the standard form is y=2x^2-28x+94(but im not sure. Is it correct?)
what are the steps to get the standard and vertex form?
Click here to see answer by Fombitz(32388)

Question 904323: Locate the points of intersection of the parabola x^2+y=5 and ellipse 4x^2 +y^2 = 17.
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Question 904460: What is the equation for a circle with a center of (-1,-5) and a radius of 6
What is the equation for a circle with a center of (-2,-4) and a radius of 6
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Question 904970: "write an equation for the ellipse that satisfies the given set of conditions endpoints of major axis at (-7,2) and (5,2) endpoints of minor axis at (-1,0) and (-1, 4) "
Click here to see answer by lwsshak3(11628)

Question 906591: 9x^2 + 4y^2 + 18x - 16y = 1
I have a problem when solving this equation to get it in the standard form.
I got (9(x+1)^2)/26+(2(y-2)^2)/13=1 as the answer which I dont think that it is the correct answer.
What is the actual answer or solution for this question? Thank you.

Click here to see answer by Alan3354(69443)

Question 907012: Find the equation of the tangent to the parabola y^2=12x at the point (2, 5)
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Question 907290: work out 164 to the power 2 minus 36 to the power 2
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Question 907702: Find the y intercept AND horizontal asymptote of f(x) = be^-x+3 -a
(The -x+3) are exponents
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Question 908037: what are the solutions for 4x-5y=11 and x^2+y^2=25
Click here to see answer by mananth(16946)

Question 908971: Whoinvented hyperpoble and were?

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Question 910370: I need to know the Vertex,
Click here to see answer by richwmiller(17219)

Question 910364: I need to know the Vertex
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Question 910361: I need the vertex, Axis of Symmetry,
Click here to see answer by ewatrrr(24785)

Question 910361: I need the vertex, Axis of Symmetry,
Click here to see answer by richwmiller(17219)

Question 910369: I need to know the Vertex, Axis of Symmetry, roots, domain, and the range for the following problem.
Y=x^2-4
I also need to know if it opens up or down and if you could graph it that would be greatly appreciated.
Click here to see answer by richwmiller(17219)

Question 910362: I need to know the Vertex, Axis of Symmetry,
Click here to see answer by richwmiller(17219)

Question 910629: I need to know what the vertex, axis of symmetry, roots, domain, and rang is for the following problem
Y=x^2-4x+6
I also need to know if it opens up or down I would love if you could graph it as well

Click here to see answer by josgarithmetic(39618)

Question 910633: I need to know the vertex, axis of symmetry, roots, domain, and the range of the following problem
Y=-x^2+9
I also need to know if it opens up or down and a graph would be greatly appreciated
Click here to see answer by MathLover1(20850)

Question 910751: I need to know the vertex, axis of symmetry, roots, domain and the range of the following problem
Y=-4x^2-12x-3
I also need to know if it opens up or down and a graph would be greatly appreciated.
Click here to see answer by ewatrrr(24785)

Question 910749: I need to know the vertex, axis of symmetry, roots, domain and the range of the following problem
Y=-x^2+9
I also need to know if it opens up or down and a graph would be greatly appreciated.
Click here to see answer by Fombitz(32388)

Question 910748: I need to know the vertex, axis of symmetry, roots, domain and the range of the following problem

Click here to see answer by richwmiller(17219)

Question 911222: F (x) = -x^2-4x+5
Click here to see answer by Fombitz(32388)

Question 911490: I have to find the coordinates of the focus, vertex, axis of symmetry, and directrix.
x=1/4y^2-1/2y-3
I got stuck after I factored out the 1/4. Thank you in advance!
Click here to see answer by AnlytcPhil(1806)

Question 911613: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=(x-5)(x-5)
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by ewatrrr(24785)

Question 911615: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=2(x+1)^2-4
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by ewatrrr(24785)

Question 911618: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=2(x-2)^2-2
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by ewatrrr(24785)

Question 911616: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=2(x+2)^2-5
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by Fombitz(32388)

Question 911619: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=-2(x+3)(x-1)
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by josgarithmetic(39618)

Question 911617: I need to know the vertex, axis of symmetry, roots, domain, range for the following problem
Y=-(x-3)(x+1)
i also need to know if it opens up or down and if you can graph it that would be greatly appreciated.
Click here to see answer by josgarithmetic(39618)

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