(6) In R3, let W be the set of solutions of the homogeneous linear equation r...
(6) In R3, let W be the set of solutions of the homogeneous linear equation r + 2y +3z 0. Let L be the set of solutions of the inhomogeneous linear equation (a) Define affine subspace of a vector space. (b) Prove that L is an affine subspace of R3 (c) Compute a vector v such that L = v + W (6) In R3, let W be the set of solutions of the homogeneous linear equation r + 2y...
Problem 5. A subset A C R is an affine subspace of R" if there exists a vector bE R" and an underlying vector subspace W of R" such that (a) Describe all the affine subspaces of R2 which are not vector subspaces of R2 (b) Consider A E Rnx, bER" and the system of linear equations AT . Prove that: (i) if Ais consistent, then its solution set is an affine subspace of R" with underlying (ii) if At...
Problem 5. A subset A C R', is an afǐпє subspace of Rn if there exists a vector b underlying vector subspace W of R" such that Rn and an (a) Describe all the affine subspaces of IR2 which are not vector subspaces of R2 (b) Consider A e R"Xn, beR" and the system of linear equations Ar- b. Prove that: (i) if A-b is consistent, then its solution set is an affine subspace of R" with underlying (ii) if...
6. Let W be the set of all vectors of the form W {(a,b,c): a – 2b + 4z = 0} Is W a subspace of the vector space V = R3?
Problem 5. A subset A c Rn is an affine subspace of Rn if there exists a vector b є R', and a underlying vector subspace W of Rn such that (a) Describe all the affine subspaces of R2 which are not vector subspaces of R2. (b) Consider A є Rnxn, b є Rn and the system of linear equations Ax-b Prove that (i) if Ar= b is consistent, then its solution set is an affine subspace of Rn with...
1 3. Consider the vector v= (-1) in R3. Let U = {w € R3 :w.v=0}, where w.v is the dot product. 2 (a) Prove that U is a subspace of R3. (b) Find a basis for U and compute its dimension. 4. Decide whether or not the following subsets of vector spaces are linearly independent. If they are, prove it. If they aren't, write one as a linear combination of the others. (a) The subset {0 0 0 of...
us equation, L (y(x))-0. Prove that o a solution eneous equation, C(y(z))g(z). Is a hy or why not? 1. Let C be the linear operator defined as follows. (a) Let v,.. ,n be the solutions of the homogeneous equation, D an arbitrary linear combination, ciyi+..nn is also a solution. , c(y(z)) 0, Prove that (b) Let vi,. n be the solutions of the non-homogeneous equation, Cl) ga). Is a linear combination, ciy nyn also a solution? Why or why not?...
6. Let S and T both be linear transformations from a vector space V to itself. Let W be the set {v€ V: S(v) = T(v) }. Prove that W is a subspace of V.
2. Let V and W be vector spaces over F. Define the set v, w) |v V andwEW This is called the product of V and W (a) Show that V x W is a vector space. (b) Define a map w : V → V × W by w (z) = (z,0). Show that w is an injective linear map. Note that we can define a similar map lw (c) If (d) Show that V x W. (V W...
4. (a) L ,DER et a i. Let U1 be the set of solutions for the equation For which values of a and b is U1 a subspace of R4? ii. Let U2 be the set of solutions for the equation For which values of a and b is U2 a subspace of R4? iii. Let U3 be the set of solutions for the equation For which values of a and b is Us a subspace of R4? Justify your...