Math 340 Homework



Page numbers for problems refer to the starting page for the set of problems. A problem might be on a page later than the page number given.



Homework #2: (Due Thursday, September 22)

To hand in:

  • Colley (3rd edition): section 1.4: 13, 24; section 1.5: 30; section 1.6: 7, 9; section 2.2: 49

    For the quiz:

  • Colley (3rd edition): section 1.4: 9, 10, 12, 25; section 1.5: 5, 7, 11, 12, 13;
    section 1.6: 21, 22; section 2.1: 9, 15, 19, 36, 37; section 2.2: 1, 3, 5, 9, 10, 11, 12, 13

    2nd edition numbers:

    To hand in:

    section 1.4: 13, the other problem is as follows: Suppose a, b, c are noncoplanar vectors in R^3, so that they determine a tetrahedron. Give a formula for the surface area of the tetrahedron in terms of a, b, c. (Note: more than one formula is possible.)
    section 1.5: 30; section 1.6: 7, the other problem is as follows: Show, for all vectors a, b, c in R^n, that |a-b| <= |a-c| + |c-b|.
    section 2.2: 43

    For the quiz:

    section 1.4: 9, 10, 12, 21; section 1.5: 5, 7, 11, 12, 13;
    section 1.6: 15, 16; section 2.1: 9, 15, 19, 36, 37; section 2.2: 1, 3, 5, 9, 10, 11, 12, 13

    Homework #3: (Due Thursday, September 29)

    To hand in:

  • Colley (3rd edition): section 2.3: 34; section 2.4: 20, 21 (don't graph), 23, 24(b)

    For the quiz:

  • Colley (3rd edition): section 2.3: 1, 3, 5, 7, 15, 21, 23, 31; section 2.4: 5, 9, 11

    2nd edition numbers:

    To hand in:

    section 2.3: The problem is: Suppose that you have the following information concerning a differentiable function f:
    f(2,3)=12, f(1.98,3)=12.1, f(2, 3.01)=12.2.
    (a) Give an approximate equation for the plane tangent to the graph of f at (2,3,12).
    (b) Use the result of part (a) to estimate f(1.98, 2.98).
    section 2.4: 20, 21 (don't graph), 23, 24(b)

    For the quiz:

    section 2.3: 1, 3, 5, 7, 15, 21, 23, 31; section 2.4: 5, 9, 11

    Midterm: Tuesday, October 11



    Problems from 2.5 and 2.6 (don't hand in; use as review for exam)
    Section 2.5: 2, 4, 6, 9, 11, 15, 19, 21
    Section 2.6: 1, 3, 5, 11, 12, 17, 19


    Second edition numbers:
    Section 2.5: 2, 4, 6, 7, 9, 13, 17, 19
    Section 2.6: 1, 3, 5, 11, 12, 17, 19


    Homework #4: (Due Tuesday, October 25)

    To hand in:

  • Colley (3rd edition): section 3.1: 32; section 3.2: 12; section 3.4: 18, 25, 29; section 4.1: 28, 29

    For the quiz:

  • Colley (3rd edition): section 3.1: 9, 10, 16, 17, 25
    section 3.2: 3, 5, 23, 27
    section 3.3: 17, 19, 21, 23
    section 3.4: 3, 5, 7, 9
    section 4.1: 1, 3, 8, 9, 11, 17, 27

    2nd edition numbers:

    All numbers are the same as above, except for section 3.1: 25, 32. These two problems don't exist in the second edition. I'll give copies of these to anyone who needs them.

    Homework #5: (Due Thursday, November 3)

    To hand in:

  • Colley (2nd/3rd edition): Section 4.2: 23, 32; Section 4.3: 1, 22; Section 4.4: 3, 9

    For the quiz:

  • Colley (2nd/3rd edition): Section 4.2: 3, 5, 11, 14, 17
    Section 4.3: 3, 5, 7, 17, 18, 20

    Homework #6: (Due Thursday, November 10)

    To hand in:

  • Colley 3rd edition): Section 5.3: 15, 18; Section 5.4: 19; Section 5.5: 8

    For the quiz:

  • Colley (3rd edition): Section 5.3: 3, 4, 5, 6, 7, 9, 11
    Section 5.4: 11, 13, 15, 17; Section 5.5: 1, 3

    2nd edition numbers:

    To hand in:

    Section 5.3: 11, 14; Section 5.4: 19; Section 5.5: 8

    For the quiz:

  • Section 5.3: 3, 4, 5, 6, 7, 9,
    (11 in 3rd edition: reverse order and evaluate the
    integral y=-1 to y=4, x=y-4 to x=4y-y^2, integrand = (y+1). Answer=625/12.)
    Section 5.4: 11, 13, 15, 17; Section 5.5: 1, 3

    Midterm: Thursday, November 17

    Sections: 3.1, 3.2, 3.3, 3.4, 4.1, 4,2, 4,3, 5,3, 5,4, 5,5

    Problems from 5.5 and 5.8 (don't hand in; use as review for exam)
    Section 5.5 (2nd and 3rd editions): 9, 11, 13, 15, 17, 23
    Section 5.8 (3rd edition): 15, 16, 17
    Section 5.8 (2nd edition): 13, I'll copy the other two


    Homework #7: (Due Tuesday, December 6)

    To hand in:

  • Colley 3rd edition (2nd edition numbers, when different, are in parentheses):
    Section 6.1: 23 (=will copy for 2nd edition people), 29(=will copy for 2nd edition people)
    Section 6.2: 12(=10), 25(=21); Section 7.2: 4

    For the quiz:

  • Colley 3rd edition (2nd edition numbers, when different, are in parentheses):
    Section 6.1: 7, 9, 11, 21(=19)
    Section 6.2: 1, 3, 5, 7
    Section 6.3: 3, 5, 11(=9), 17(=13)
    Section 7.1: 1, 23(=21)
    Section 7.2: 1, 3, 7


    Problems from 7.3 and Cullen (don't hand in; use as review for exam)
    Section 7.3: 1, 3, 5, 7, 9, 11, 13, 16
    Cullen: 1.8: 2, 3abc; 1.9: 1, 5, 9

    Final Exam: Tuesday, December 20, 4-6pm