The City College of New YorkCCNY
Department of Mathematics
Division of Science

Math 392 F - Spring 2013

Course Syllabus

Math 392 F Spring 2013 Syllabus

Quiz Answer Keys

Note: In general, there is no partial credit given on quizzes. You either get the right answer, or you don't. No in between. Partial credit will be offered on in-class exams only.

Reviews for Tests

Test 1 Review

Hey guys,

Here's the review for test 1.

Test 2 Review

Hey again,

Here is the review for the second test. Go here to access the necessary files and do the following problems from the past finals:

  • Spring 2005: 8, 9(a), 10(a)

  • Fall 2005: 7(b), 8, 9(a), 10(a)

  • Spring 2006: 7(a), 8, 9(a), 10(a)

  • Fall 2006: 5 (evaluate both!), 7, 8(a), 9(a)

  • Spring (May) 2008: 7, 8, 9

That's it. Have fun and study hard!

Test 3 Review

Howdy,

Here is the review for the third test. Go here to access the necessary files and do the following problems from the past finals:

  • Spring 2005: 1(a), 9, 10

  • Fall 2005: 4(c)(*), 9, 10

  • Spring 2006: 1(b), 9, 10

  • Fall 2006: 8, 9

  • Spring (May) 2008: 10, 11

(*) Note that the rank of a matrix is the number of linearly independent rows after the matrix has been reduced. This is equal to the number of pivots.

We are at an awkward part of the linear algebra portion of the course. Pretty much any final problem for this section will go beyond what you are required to know for the third test. So just make sure you know the basics: how to add/subtract/multiply two matrices, how to get a matrix into reduced row echelon form, etc. You won't need to know how to solve systems using matrices for test 3, that is, it is not required.

Test 4 Review

And, finally, the review for test 4...

As always, go here to access the necessary files and do the following problems from the past finals:

  • Spring 2005: 1(a), 2, 3, 4(a)

  • Fall 2005: 1, 2, 3, 4

  • Spring 2006: 1, 2, 3, 5

  • Fall 2006: 1, 2, 3

  • Spring (May) 2008: 1, 2, 5, 6

Final Review

  • Redo all final exams and in class tests under timed conditions.

Solutions to Tests

Test 1

Test 2

Test 3

Test 4

I didn't have time to write up the solutions nicely or the means to scan them in a nice scanner. Sorry. It is readable though. So here are solutions for the last test.

Announcements

  • Final today!!!! w00t!!!
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