3.3.99
For this problem, I graphed xt1=(t^2-1)*(t^2-4)*(t+5)+t+3 and yt1=(t^2-1)*(t^2-4)*(t^3+4)+t-1, and no matter how I adjusted my viewing window, the curve only appeared to cross itself in 3 places... but the book said 7. This was my viewing window:
tmin: -2.5
tmax: 2.5
tstep: 1
xmin: -10
xmax: 50
xscl:1
ymin:-20
ymax:20
yscl:1
Did anyone find a viewing window that showed the curve crossing itself more than 3 times?
tmin: -2.5
tmax: 2.5
tstep: 1
xmin: -10
xmax: 50
xscl:1
ymin:-20
ymax:20
yscl:1
Did anyone find a viewing window that showed the curve crossing itself more than 3 times?
2 Comments:
I found 7 by using a similar viewing mindow as you but when it looked crowded on the graph, I zoomed in. It is surprising how little you see when you are zoomed out so far.
When you zoomed in, what were your new window dimensions?
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