ellipse topic

ellipse topic

Find the points of tangency given f(x) = 15/2/x is tangent to x2/25 + y2/9 = 1

graph x2/25 + y2/9 = 1

A road passes through a tunnel in the form of a semi-ellipse. In order to widen the road to accomodate more traffic,engineers must design a larger tunnel that is twice as wide and 1.5 times as tall...

The arch of a bridge is a semi ellipse with a horizontal major axis. The span is 30ft and the top of the arch is 10ft above the major axis. The roadway is horizontal and is 2ft above the top of the...

Find an equation for the ellipse that satisfies the given conditions: Foci (1, ±4) Vertices (1, ±7)

change this equation in standard form by completing the square.

A planet has an elliptical orbit around a sun, (one of the foci of the ellipse. The planet is 1,325,022 miles from the sun at its furthest point. If the sun is 231,000 miles from the center of the...

Pls let me know about the value of e=1/2?

find the area of the ellipse (x+2y)2 + (3x+4y)2 =1

I have to find the vertices, foci, and both axes lengths. I can do all this but I don't understand what to do with 36x^2 + 25y^2 without affecting the 1 on the right side of the...

If the major axis is horizontal and has a length of 22 units, the minor axis has a length of 18, and the ellipse has a center (-7,6) fill in the missing denominators for the equation and determine...

I am asked to find the center and intercepts of an ellipse and a hyperbola. also, to give the domain and range of each graph i am given.

the eccentricity of the ellipse 4x2+y2-8x+2y+4

the orbit of the earth around the sun is an ellipse sun is on one foci. if length of major axis is 300 million km and eccentricity is 0.0167 find minimum and maximum distance...

4x2+25y2=1

need to find the equation of an ellipse

An ellipse with the equation [((x-1)^2)/9]+[(y^2)/8]=1 Show that the given ellipse in polar co-ordinates has the form a+rcosTheta = br additionally determine the values of a and b...

I do not know how to change this equation: 16= 16x^2+y^2 into a standard ellipse equation

We know lengths of the two axis, and we know the angle of the line. We can figure out the foci, but I can't see what to do with that information. Hope you can help. Regards.