Which of the following functions are linear transformations

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Reference no: EM13920265

1. Which of the following functions are linear transformations?

(a) L: R2 → R3 define by

     L([u1     u2]) = [u1   u2    u1 + u2]

(b) L: R2 → R3 defined by

     L([u1   u2]) = [u1 + u2     u2     u2 - 1]

2. Find the standard matrix representing each given linear transformation.

(a) L: R2 → R3 defined by L


u1 0
L u2 u1

(b) L: R2 → R3 defined by

1712_img1.png

(c) L: R2 → R3 defined by

757_img2.png

3. Let L: R3 → R2 be a linear transformation for which w know that

1181_img3.png

(a) What is L

     1
L  -2
     3

(b) What is L

     u1
L   u2
     u3

Reference no: EM13920265

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