1.
5x2 + 4y2 - 20x +48y + 164 = 0
2.
y2 - 8y +1 = 0
3.
4x2 - y2 - 24x - 2y + 35 = 0
2007-08-17 08:19:39 · 4 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
I don't think sahsjing is correct
1.
5x2 + 4y2 - 20x +48y + 164 = 0
= ellipse
2.
y2 - 8y +1 = 0
= hyperbola .........u shaped
3.
4x2 - y2 - 24x - 2y + 35 = 0
= ellipse
2007-08-17 08:29:27 · answer #1 · answered by harry m 6 · 0⤊ 0⤋
1. Ellipse
2. None of the above. It is a quadratic equation with two solutions. Note that there is no "x" term at all. It is set equal to zero, not x.
y = 4 ± â15
3. Hyperbola
2007-08-18 06:29:10 · answer #2 · answered by Northstar 7 · 0⤊ 0⤋
1. Ellipse
2. Two straight lines in x-y plane
3. Hyperbola
2007-08-17 15:27:33 · answer #3 · answered by sahsjing 7 · 0⤊ 0⤋
The 1st is an ellipse, the 2nd is a PARABOLA, and the 3rd is a hyperbola.
2007-08-17 15:55:26 · answer #4 · answered by count 2 · 0⤊ 0⤋