MATH 1513-3
APRIL 20, 2007
EXAM 5A
EACH PROBLEM IS WORTH 5 POINTS
NAME_
SHOW ALL WORK TO RECEIVE FULL CREDIT!
Solve the system of equations in questions #1 and #2 using any acceptable method 2x y 7 3x y 14 1. 2. 6x 3y 2 2x 5y 18
Use back-substitu
MATH 1513-3
APRIL 6, 2007
EXAM 4A
NAME_
100 POINTS POSSIBLE POINTS POSSIBLE PER QUESTION GIVEN IN ( )
Growth model Decay model
y
y
aebx
ae
bx
Exponential Regression
y
ab x
Quadratic Regression y ax 2 bx c Logarithmic Regression y a b ln x P
MATH 1513-10
SEPTEMBER 12, 2007
EXAM 1A
(5 POINTS FOR EACH PROBLEM)
NAME_
Place the letter representing your answer on the line preceding the question _ 1. The diameter of a circle joins the endpoints C
( 5, 6) and D ( 2,1) . Find the coordinates