Solución

a.   $ −0.95238095$  

b.   $ −0.99009901$  

c.   $ −0.99502488$  

d.   $ −0.99900100$  

e.   $ (−1;.0500000,−0;.95238095)$  

f.   $ (−1;.0100000,−0;.9909901)$  

g.   $ (−1;.0050000,−0;.99502488)$  

h.   $(1.0010000,−0;.99900100)$  

i.   $−0.95238095$  

j.   $−0.99009901$  

k.   $−0.99502488$  

l.   $−0.99900100$