Task10.第五章习题

第五章习题

习题5-15-25-45-55-6

习题

5-1

ezplot('(sin(x))^2/(1+x^2)') axis([-4,4,0,0.5]),grid on

5-2

x=[0:10:1200]; >> a=pi/6; >>> v=100; >> g=9.8; >> y=x*tan(a)-((x.^2)*g)./(2*v^2*(cos(a))^2); >> plot(x,y,'-')

5-4

5-5

a=magic(5); >> bar(a)

5-6

>> a=[2200 1500 600 200 300 700]; >> explode=zeros(size(a)) explode = 0 0 0 0 0 0 >> pie(a,explode)