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Monday, April 17, 2006

scribe post

hi i'm aldridge and i'm the scribe for today. our morning period class started by grouping the class into five groups and we are expected to work on a problem exercise. i forgot that i was the scribe for today that time so i wasn't able to copy the problem but i'll try to recreate the problem.

1. there is a tunnel, it was created as a railway. the shape of this tunnel is half an ellipse. graphing the tunnel, it would look like this:



1. what is the equation of the whole ellipse following this form:
Ax2Bxy+Cy2Dx+Ey+F=0
answer: what we did in our group is we determine first some valuable information from the graph
centre @ (0,0) c or semi major axis=4 b or semi minor axis=3




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