Question: (2) (based on #1 on page 38) Let o, ay be paths in X from co to 81, Let Bo, B, be paths in X

(2) (based on #1 on page 38) Let o, ay be

(2) (based on #1 on page 38) Let o, ay be paths in X from co to 81, Let Bo, B, be paths in X from x1 to x2. (a) If Bo B, and coB 013then show that do 01. (b) Give an example where QoBo 0181, but ao # 01. (3) Let X be the complement of Z2 in R? (Remove all points with integer coordi- nates from the plane.) Show that 71X is not finitely generated. You may use the theorem that is = Z. =

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