% data for Exercise Set 5.7

ex = input('Exercise number (7-10)? ');

if ex==7
   b1 = [7;5], b2 = [-3;-1], c1 = [1;-5], c2 = [-2;2] 
elseif ex==8
   b1 = [-1;8], b2 = [1;-5], c1 = [1;4], c2 = [1;1] 
elseif ex==9
   b1 = [-6;-1], b2 = [2;0], c1 = [2;-1], c2 = [6;-2] 
elseif ex==10
   b1 = [7;-2], b2 = [2;-1], c1 = [4;1], c2 = [5;2] 
else
   disp('No data for this exercise in Section 5.7.')
end
