drawing a parabola given distance between vertex and focus, and angle of parabola
显示 更早的评论
how to draw a parabola if distance between its vertex and focus is given and also the angle of parabola is given?
采纳的回答
suresh
2011-2-17
% y=x^2/4p
% p is focal distance from vertex
%(x,y) is any point on curve
x=linspace(-5,5,100); % 100 point on curve
p=5; %
y=(x.^2)/4*p;
plot(x,y);
hold on;
stem(0,p,'r');
1 个评论
maram
2011-5-9
hi,
i am beginner in Matlab. i really need to know howa to draw a parabola if distance between its vertex and focus is given and also the angle of parabola is given.
i need a clear code plz
thnaks
更多回答（1 个）
maram
2011-5-9
0 个投票
plz how can i show the results on my image??
类别
在 帮助中心 和 File Exchange 中查找有关 Surfaces, Volumes, and Polygons 的更多信息
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!
Translated by 
