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Posted: **Mon Jul 11, 2022 12:06 pm**

: Exercise 4 3 7 Let W Be The Set Of Points On The Circle X Y 4 Show That W Is Not A Subspace Of R Exercise 4 3 1 (17.76 KiB) Viewed 60 times

Exercise 4.3.7 Let W be the set of points on the circle x² + y² = 4 . Show that W is not a subspace of R². Exercise 4.3.8 Let M, N be subspaces of a vector space V. Then MN consists of all vectors which are both in M and N. Show that M Nis a subsets of V.