Math 290-2 section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 1: due Wednesday, January 11
1. Use the abstract properties of the dot product to show that, for all subs
Math 290-2 sections 43 and 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 2: due Friday, January 20
Suppose three species live in symbiosis in a certain ecosystem: a plant
Math 290-2 sections 43 and 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 6: due Friday, February 24
On the last assignment, you studied homogeneous linear systems of ordi
Math 290-2 Section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus
Quiz 5: Tuesday, February 14
KEY
1. State whether each of the following statements are TRUE or FALSE, and briey justi
Math 290-2 Section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus
Quiz 6: Tuesday, February 21
Name: Eigl
1. State whether each of the following statements are TRUE or FALSE, and brie
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Math 290-2 Section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Quiz 4: Tuesday, February 7
Name: [ll-C: i _._
1. (513135.) Use the fact that tan(t) : Si"( to compute %(ta
Math 2902 Section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Quiz 1: Tuesday, January 10
Name: E
1. Are the following statements TRUE or FALSE? Justify your answer. Each is wor
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Math 2902 Midterm 1
Winter Quarter 2012
Tuesday, January 31, 2012
(2 points) Put a check mark next to your section:
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Instructions:
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Northwestern UniversityName AL
Student ID:
Math 290-2 Midterm 2
Winter Quarter 2012
Monday, February 27, 2012
(1 point) Put a check mark next to your section:
Cyr Gutzwiller 10am j
Cutrone Gutzwille
Math 290-2 Section 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Quiz 2: Tuesday, January 17
Name: E
1. Are the following statements ALWAYS true, only SOMETIMES true, or NEVER tru
Math 290-2 sections 43 and 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 3: due Friday, February 10
1. Suppose that y(t) represents an interesting population at time t; t
Math 290-2 sections 43 and 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 3: due Friday, January 27
1. Changing variables in a quadratic form is almost never worth your ti
Math 290-2 sections 43 and 61, Winter 2012
MENU: Linear Algebra and Multivariable Calculus II
Homework 5: due Friday, February 17
Often we are interested in studying several related quantities that ar
Math 290-2: Proof of Theorem from Class
Wednesday, January 11
Theorem: If A is an n m matrix, then
1. (im A) = ker(AT ),
2. ker(A) = ker(AT A), and
3. ker(A) = cfw_~0 if and only if AT A is invertible