test_3_review

test_3_review - reserves direct at the General, Health,...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: reserves direct at the General, Health, Law, Oxford, and Theology Libraries The United States copyright law (Title 17 of the US Code) governs the making of copies of copyrighted material. A person making a copy in violation of the law is liable for any copyright infringement. Copying includes electronic distribution of the reserve materials by the user. The user should assume that any works in the reserve items are copyrighted Mod?» Ill 50m; Rel/few QMSHWS This - Saw U) Womcmw MWQM’I; WW. WW. (a) igL : 3n(n+D gw “3‘ Cr! x-be—W 3 V5154" 9C ((13 + 3x1 —- f...“ +m7c~mm +58 )«J/x 3C2 '35 3 (b3 ‘1‘} : Aeozoé tam/)6 decay, (to) 3mem% we): max m {0,1}; . ('7) (a) Ssmgx (b) fomdfi .4, " mwmwoflwgw 3W4 23%;, w 9m: flag-m <c=> 9» Z+<%'~>Z<%z> 1"” C2] (to) M W W5 1;, (Q)~(J)(e) 4% www~ (H) mm m do»: 5 (b m f :5: A“ ) La? Mafia ; j‘ 0W (‘5 JBW“ WM Mo Bendix (C) P'fi‘ (IQ W W l3éé‘t/S 1? (/7) Emma: m c (a) f/‘LWBKM’X din (lo) I (1992xe (fly “ix 4% "/6, “Tr/3 b X‘f‘l 2 am (4) x 3 (a) I I—Mm cm o (x, +4x++> 602305 ' 3‘ 657% a) fgwt'ljgoc (g,fo Y. x1 (leb Optimization Problems U§ A rectangular corral is to be constructed along a river. It is to be fenced on 3 sides with fencing which costs $10 per foot and is to have a divider down the (b) An aquarium is to be 6 ft. high and to have a volume of 750 cu ft. The base, ends, and back are to be made of slate but the front is to be made of plate glass, which costs 1.5 times as much as the slate per sq. ft. What dimen- Front 10 x 6 ft Sides 12.5 x 6 ft. (c) A square piece of cardboard with each side 12 in lOng has a square cut out at each corner. The sides are then turned up to form an open box, Find the side of the cut-out square that will produce a box of maximum yglume, (2 in) (J)A rectangular page is to contain 24 square inches of print. The margins at the top and bottom of the page are each 1% inches. The margins on each side are 1 inch. What should the dimensions of the page be so that the least amount of paper is used? (6 in X 9 in) (f9 Two posts, one 12 feet high and the other 28 feet high, stand 30 feet apart. They are to be stayed by two wires, attached to a single stake as follows: stake 28 ft. 12 ft. 9-6 (3) A rancher has 200 feet of fencing to enclose two adjacent rectangular corrals. What is the maximum area that can be enclosed? [A = 5000 ftz] 3 (h) An oil pipeline is to be built from a point A to a point B on the opposite side of a 1/2 mile wide river and 5 miles upstream from A. If the pipe under the river costs twice as much as the pipe used on dry land, how should the pipe be laid so as to minimize the cost of the pipeline? 5 mi-——————————§>B A (ans. so thatjDQ = _l mi) J1? (L) A couple wishes to fence 7200 ft2 rectangular plot for theirvdogs. One side of the rectangle is to border a straight road, and the fence for that side must be ornamented, costing three times as much per foot as the rest of the fence. Find the dimensions of the plot for the most economical fencing. (60 ft X 120 ft) (éi) An open-topped rectangular box with reinforced square bottom and volume 96 ft is to be constructed. If the material for the bottom costs three times as much per square foot as material for the sides, find the dimensions of the box that costs the least to make. [4 ft X 4 ft X 6 ft] P"? Arlswens Wméé’. (19),;th 2LT +3332} 4. (‘9‘! +C 3 (Lin) 3 (‘J C 'u-“s (35"g + éxW~axff+Wx+mw+Sex+C (e) fihlmz—+/x+5l +C (35*ceiLx—ac + c; (2})§CVL30£~00¢9<+C (M33 (L) «zoom/'9? +- C (33 W) = 39c -2M30¢+l (113- (F) 3MW 4‘ C _. 1 4-44-90 +C Q") + C. a” +1 (4.3 ~45 m Le“) +c Aszwaz S (cowl: ’60 P. 8 3 3 (mm 3“ 37 1 lo“? : 1' _._ ,. (000:) “ 2.3 gotcha 3 L cc 01¢ 3 (“V (a) "J'SCMLSX + C Clo)——2.ce7C\/EC + C {(3):} ca) ~ z'; (1- tmaxyyz + c (a) 1:.“ z 8 2. ($3 %C%+I)/3~ ~65- (001-135/3 + %(%+1)/3+ C. 3 I (L); (3‘) 3’_IX+C (k)—},£+/0xfl+_é+c x (o 3 f9; (5) “.._l__. +C ‘H’Xfifi 0 I (123 and}. : 3,. 3 _. -‘—- 3‘06 904% {(chfloc ~ ,_ (15> wcévc) :: ’XS—J“%S+Lf (up) 0189 gt ) ANSWERS (amt J) 5/3 ( ) 41 m IAJ; + C j «qr, +C (A) 8% + +0¢- +3 l ..—- ...
View Full Document

Page1 / 10

test_3_review - reserves direct at the General, Health,...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online