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{SECT 0 {EXCHG {PARA 257 "" 0 "" {TEXT -1 67 "These homework problems \+
are due by 5PM, Friday, September 17, 1999." }{MPLTEXT 1 0 1 "\n" }
{TEXT -1 116 "They were assigned Week 2 Block 2 by Dr. Rickert.\nPleas
e print your Maple worksheet 2-up and highlight your answers." }}}
{SECT 1 {PARA 3 "" 0 "" {TEXT -1 9 "Problem 1" }}{EXCHG {PARA 0 "" 0 "
" {TEXT -1 24 "A bowling ball is droppe" }{TEXT 263 0 "" }{TEXT -1 
129 "d from a height of 50 meters. Describe the height of the bowling \+
ball as a function of time.\nFor what times is this model valid? " }}}
{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}{SECT 1 {PARA 3 "" 0 "
" {TEXT -1 9 "Problem 2" }}{EXCHG {PARA 0 "" 0 "" {TEXT -1 232 "A rock
 is thrown from a height of 1 meters with an intial velocity of 20 met
ers per second upwards. \nDescribe the height of the rock as a functio
n of time. For what times is this model valid? \nWith what velocity do
es the rock land? " }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}
{SECT 1 {PARA 3 "" 0 "" {TEXT -1 9 "Problem 3" }}{EXCHG {PARA 0 "" 0 "
" {TEXT -1 220 "An object is slid along a perfectly frictionless surfa
ce, so that it experiences no acceleration. It is given an initial vel
ocity of 30 meters per second. How far is the objedct from it's starti
ng point after 30 seconds?" }{MPLTEXT 1 0 0 "" }}}{EXCHG {PARA 0 "> " 
0 "" {MPLTEXT 1 0 0 "" }}}}{SECT 1 {PARA 3 "" 0 "" {TEXT -1 9 "Problem
 4" }}{EXCHG {PARA 0 "" 0 "" {TEXT -1 33 "A baseball is thrown so that
 the " }{TEXT 256 1 "x" }{TEXT -1 83 "-coordinate of it's position sat
ifies the position function of Problem 3,\nand it's " }{TEXT 257 1 "y
" }{TEXT -1 63 "-coordinate satisfies the position function of Problem
 2. Plot " }{TEXT 260 1 "x" }{TEXT -1 1 "(" }{TEXT 261 1 "t" }{TEXT 
-1 6 ") vs. " }{TEXT 258 1 "y" }{TEXT -1 1 "(" }{TEXT 259 1 "t" }
{TEXT -1 35 ").\nHow far away does the ball land?" }}}{EXCHG {PARA 0 "
> " 0 "" {MPLTEXT 1 0 0 "" }}}}{SECT 1 {PARA 3 "" 0 "" {TEXT -1 9 "Pro
blem 5" }}{EXCHG {PARA 0 "" 0 "" {TEXT -1 124 "A baseball is thrown fr
om the point (0,0) with an initial speed of 40 meters per second at an
 initial angle of elevation of " }{XPPEDIT 18 0 "theta;" "6#%&thetaG" 
}{TEXT -1 72 ". \nDetermine the baseball's position function as a func
tion of time and " }{XPPEDIT 18 0 "theta" "6#%&thetaG" }{TEXT -1 68 ".
 \nPlot the baseball's position function for at least two values of " 
}{XPPEDIT 18 0 "theta" "6#%&thetaG" }{TEXT -1 20 " on the same graph. \+
" }}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}{SECT 1 {PARA 3 "
" 0 "" {TEXT -1 9 "Problem 6" }}{EXCHG {PARA 0 "" 0 "" {TEXT -1 114 "A
 projectile is fired from the point (0,0) with an intial speed of 80 m
eters per second and angle of elevation of " }{XPPEDIT 18 0 "theta" "6
#%&thetaG" }{TEXT -1 152 "\nfrom the top of a hill that drops 1 meter \+
for every 10 meters of horizontal distance. \nWrite parametric equatio
ns describing the projectile's position " }{TEXT 262 1 "t" }{TEXT -1 
90 " seconds after the projectile was fired.\nPlot the projectile's pa
th for several values of " }{XPPEDIT 18 0 "theta" "6#%&thetaG" }{TEXT 
-1 26 " to estimate the value of " }{XPPEDIT 18 0 "theta" "6#%&thetaG
" }{TEXT -1 60 " that causes the projectile to land as far away as pos
sible." }}}{SECT 1 {PARA 4 "" 0 "" {TEXT -1 4 "Hint" }}{EXCHG {PARA 
256 "" 0 "" {TEXT -1 28 "The answer is not 45 degrees" }{MPLTEXT 1 0 
0 "" }}}}{SECT 1 {PARA 4 "" 0 "" {TEXT -1 7 "Hint #2" }}{EXCHG {PARA 
0 "" 0 "" {TEXT 264 18 "The answer is not " }{TEXT 265 1 "p" }{TEXT 
266 10 "/4 either." }{MPLTEXT 1 0 0 "" }}}}{EXCHG {PARA 0 "> " 0 "" 
{MPLTEXT 1 0 0 "" }}}}{EXCHG {PARA 0 "> " 0 "" {MPLTEXT 1 0 0 "" }}}}
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