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Show that the set R2, equipped with operations (x1, y1)F(x2, y2)...
3.7 Problems 3.1 Show that (a) the product on R2 defined by (x1, x2)(y1, y2) =...
3.7 Problems 3.1 Show that (a) the product on R2 defined by (x1, x2)(y1, y2) = (x1y1 – x2y2, x1 y2 + x2yı) (b) turns R2 into an associative and commutative algebra, and the cross product on R3 turns it into a nonassociative, noncommutative algebra.
linear algebra 1. Determine whether the given set, along with the specified operations of addition and scalar multiplica...
linear algebra
1. Determine whether the given set, along with the specified operations of addition and scalar multiplication, is a vector space (over R). If it is not, list all of the axioms that fail to hold. a The set of all vectors in R2 of the form , with the usual vector addition and scalar multiplication b) R2 with the usual scalar multiplication but addition defined by 31+21 y1 y2 c) The set of all positive real numbers, with...
In space R^3, we define a scalar product by regulation 〈(x1, y1, z1), (x2, y2, z2)〉...
In space R^3, we define a scalar product by regulation 〈(x1, y1, z1), (x2, y2, z2)〉 = 2x1x2 + y1y2 + 2z1z2 + x1z2 + x2z1. (a) [10] Calculate the perpendicular projection of the point T (1, 1, 1) on the plane U in R3 with the equation x + 2y + 2z = 0 with respect to the given scalar product. (b) [10] Let φ: R^3 → R be a linear functional with φ (x, y, z) = x...
(a) Show that the points (x1, yı), (X2, y2), ..., (xn, yn) are collinear in R2...
(a) Show that the points (x1, yı), (X2, y2), ..., (xn, yn) are collinear in R2 if and only if 1 X1 yi X2 Y3 rank < 2 1 Xn yn ] (b) What is the generalization of part (a) to points (x1, Yı, zı), (x2, y2, 22), ...,(Xn, Yn, zn) in R'. Explain.
с раиси от к. Show that the function that takes ((X1, X2, X3), (y1, y2, y3))...
с раиси от к. Show that the function that takes ((X1, X2, X3), (y1, y2, y3)) E to xi yi + x3y3 is not an inner product on R. ((X1, X2, X3), (y1, y2, y3)) E R3 x R3 von SE
4 Let R2 be the set of all ordered pairs of real numbers equipped with the...
4 Let R2 be the set of all ordered pairs of real numbers equipped with the operations: addition defined by (21,02) (91, 92) = (21 41, 22 y2) and scalar multiplication defined by c(x1,22) = (cx1,Cx2), herece R is a scalar. Note that the operation addition here is non standard. Is R’ in this case a vector space ? (Justify your answer)
Let V = R2 with the following operations: (zı, yı) + (2 2,32) = (x1 +T2-1,...
Let V = R2 with the following operations: (zı, yı) + (2 2,32) = (x1 +T2-1, yı +B2) (addition) c(x1, y) = (czi-e+ 1, cy) where c E R (scalar multiplication). Then V is a vector space with these operations (you can take this as given). (a) (2) Let (-2,4) and (2,3) belong to V and let c -2 R. Find ca + y using the operations defined on V. (b) (2) What is the zero vector in V? Justify....
Question 17 (2 points) Let A be a 3 x 4 matrix with a column space...
Question 17 (2 points) Let A be a 3 x 4 matrix with a column space of dimension 2. What is the dimension of the row space of A? Not enough information has been given. O 1/2 3 2. Question 16 (2 points) The rank of the matrix 1 2 - 1 2 4 2 1 2 3 is 02 O none of the given options Question 15 (2 points) Which of the following is not a vector space because...
Question 1 point How did I do? The function T : R, → R2 is defined by r1 5 x2 53 5 x1 - 2x3 for a...
Question 1 point How did I do? The function T : R, → R2 is defined by r1 5 x2 53 5 x1 - 2x3 for all | x2 | E R 213 13 Show that T is linear. Submit Assignment Quit & Save Вас Question Menu Next
Question 1 point How did I do? The function T : R, → R2 is defined by r1 5 x2 53 5 x1 - 2x3 for all | x2 | E R...
16. Find the direction of the force between Q1-5uC r1 (x1-2,y1-3,z1-3) and Q2-4uC r2 (x2-2, y2-3,z2-2) A) 0i 0j-1.3k 21 B) OiOj-56k R12 0 c) 0i 0j-1.45k 17. Find the force (vector) between Q1-33uCr1...
16. Find the direction of the force between Q1-5uC r1 (x1-2,y1-3,z1-3) and Q2-4uC r2 (x2-2, y2-3,z2-2) A) 0i 0j-1.3k 21 B) OiOj-56k R12 0 c) 0i 0j-1.45k 17. Find the force (vector) between Q1-33uCr1 (x1-1, y1-2, z1-3) and Q2-63uC r2 (x2-3, y2-3,z2-1) A) .76i .38j -.77k F2 B) .971 48j-.98k R12 C) 1.17i .58j-1.18k D) 1.38i .69-1.39k
16. Find the direction of the force between Q1-5uC r1 (x1-2,y1-3,z1-3) and Q2-4uC r2 (x2-2, y2-3,z2-2) A) 0i 0j-1.3k 21 B) OiOj-56k R12...
3.7 Problems 3.1 Show that (a) the product on R2 defined by (x1, x2)(y1, y2) = (x1y1 – x2y2, x1 y2 + x2yı) (b) turns R2 into an associative and commutative algebra, and the cross product on R3 turns it into a nonassociative, noncommutative algebra.
linear algebra
1. Determine whether the given set, along with the specified operations of addition and scalar multiplication, is a vector space (over R). If it is not, list all of the axioms that fail to hold. a The set of all vectors in R2 of the form , with the usual vector addition and scalar multiplication b) R2 with the usual scalar multiplication but addition defined by 31+21 y1 y2 c) The set of all positive real numbers, with...
(a) Show that the points (x1, yı), (X2, y2), ..., (xn, yn) are collinear in R2 if and only if 1 X1 yi X2 Y3 rank < 2 1 Xn yn ] (b) What is the generalization of part (a) to points (x1, Yı, zı), (x2, y2, 22), ...,(Xn, Yn, zn) in R'. Explain.
с раиси от к. Show that the function that takes ((X1, X2, X3), (y1, y2, y3)) E to xi yi + x3y3 is not an inner product on R. ((X1, X2, X3), (y1, y2, y3)) E R3 x R3 von SE
4 Let R2 be the set of all ordered pairs of real numbers equipped with the operations: addition defined by (21,02) (91, 92) = (21 41, 22 y2) and scalar multiplication defined by c(x1,22) = (cx1,Cx2), herece R is a scalar. Note that the operation addition here is non standard. Is R’ in this case a vector space ? (Justify your answer)
Let V = R2 with the following operations: (zı, yı) + (2 2,32) = (x1 +T2-1, yı +B2) (addition) c(x1, y) = (czi-e+ 1, cy) where c E R (scalar multiplication). Then V is a vector space with these operations (you can take this as given). (a) (2) Let (-2,4) and (2,3) belong to V and let c -2 R. Find ca + y using the operations defined on V. (b) (2) What is the zero vector in V? Justify....
Question 17 (2 points) Let A be a 3 x 4 matrix with a column space of dimension 2. What is the dimension of the row space of A? Not enough information has been given. O 1/2 3 2. Question 16 (2 points) The rank of the matrix 1 2 - 1 2 4 2 1 2 3 is 02 O none of the given options Question 15 (2 points) Which of the following is not a vector space because...
Question 1 point How did I do? The function T : R, → R2 is defined by r1 5 x2 53 5 x1 - 2x3 for all | x2 | E R 213 13 Show that T is linear. Submit Assignment Quit & Save Вас Question Menu Next
Question 1 point How did I do? The function T : R, → R2 is defined by r1 5 x2 53 5 x1 - 2x3 for all | x2 | E R...
16. Find the direction of the force between Q1-5uC r1 (x1-2,y1-3,z1-3) and Q2-4uC r2 (x2-2, y2-3,z2-2) A) 0i 0j-1.3k 21 B) OiOj-56k R12 0 c) 0i 0j-1.45k 17. Find the force (vector) between Q1-33uCr1 (x1-1, y1-2, z1-3) and Q2-63uC r2 (x2-3, y2-3,z2-1) A) .76i .38j -.77k F2 B) .971 48j-.98k R12 C) 1.17i .58j-1.18k D) 1.38i .69-1.39k
16. Find the direction of the force between Q1-5uC r1 (x1-2,y1-3,z1-3) and Q2-4uC r2 (x2-2, y2-3,z2-2) A) 0i 0j-1.3k 21 B) OiOj-56k R12...
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