clc
clear
disp('Zhoria Renfus')

N=100;
x=linspace(-2,6,N)

for k= 1:N 
 if x(k) < -1
 y(k)= exp(x(k)+1)

 elseif x(k)>= -1 & x(k)<= 5
  y(k)= 2+ cos(pi*x(k));
 else
  y(k)= 10*(x(k)-5)+1;
endif 
end

ploy(x,y)