MA 2733 Midterm: MATH 2733 MSState OE F12 F
MA 2733
Examination 1 – September 26, 2012
Name
5 T/F, 2 long answer. 50 points.
General Instructions: Please answer the following, without use of calculators.
You may refer to a 3x5 card, but no other notes. Correct answers without correct
supporting work may not receive full credit (excluding the True/False section).
You may use the back of each page for additional answer space (please clearly
indicate if you have done so), or scratch work.
Mississippi State University Honor Code: “As a Mississippi State University
student I will conduct myself with honor and integrity at all times. I will not lie,
cheat, or steal, nor will I accept the actions of those who do.”
Signature
1. True/False. Enter T or F in each blank. A correct answer is worth 2 points, a
blank space is worth 0 points, and a wrong answer is worth -2 points. (Your total
on this problem will be rounded up to zero if necessary.)
(a) Every curve represented as a function y=f(x)can also be repre-
sented parametrically.
(b) Every curve represented as in polar coordinates as r=g(θ)can also
be represented parametrically.
(c) Every curve represented parametrically as x=r(t),y=s(t)can also
be represented as a function y=f(x).
(d) If v, and uare vectors, then the triple product (v+u)·(u×v)is
always zero.
(e) If v,uand ware vectors, then the triple product w·(v×u)is always
zero.
Document Summary
General instructions: please answer the following, without use of calculators. You may refer to a 3x5 card, but no other notes. Correct answers without correct supporting work may not receive full credit (excluding the true/false section). You may use the back of each page for additional answer space (please clearly indicate if you have done so), or scratch work. Mississippi state university honor code: as a mississippi state university student i will conduct myself with honor and integrity at all times. I will not lie, cheat, or steal, nor will i accept the actions of those who do. A correct answer is worth 2 points, a blank space is worth 0 points, and a wrong answer is worth -2 points. (your total on this problem will be rounded up to zero if necessary. ) (a) Every curve represented as a function y = f (x) can also be repre- sented parametrically. (b)
