m251S04test1

m251S04test1 - MATH 251 Test I Friday Name 1 2 3 4 5.Total...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
MATH 251 Test I Friday 2/20/2004 1. 2. 3. 4. 5.- Total Name There are a total of 5 problems. No calculators are allowed. At the top of each page, write down your initials. 1. Use the differential to find an approximate value for [8(10.06)2 + (4.96)3 + 3(5.02)2j1/3, with 4-digit accuracy. 1()(, ~, ~) := (8''£ L + 'jlt3}2 J y~ At ~ ctf - d +- Ai. + ~ 6.li +- '01 A<--- - ~ g~ I ~ d (15%) AX= ID.Ob-lo = o.ob A 1 = 4.1b.-!) =- - O.o't A ~ = 5'.0.2 - ':; =. O. ();;t { X :: I D ~iL '~:!i }= S- 2t:: -L ( 'L .)- - 'L J -; d- I I 6 ) ~ X 3 tx t -J +1' ' /6 X ("''1,1s)::(lo)!:",t) 3" ~l! .1 0 nL ~ ~ ~"-3 (lIx'-+ ~!tb'T'.~f = t I~ (j)(S-) ~= f(~~'-+1Lt¥'-r;'bt 11~(6)t5) .- ~_.-. .'" ",' '- <?.J.V l\ L- t ( 10 Db 4- 0 I 5 () 1 ,) ,- : f It 0 !> S- ) ~ ~\ - ,} 'lbJ' : ) ~ ,.' . - - . . . - --. ~ -bo Obo) (0.06) -I- 3~ (15) (-b.O It) +~ (~D) (OIO~) ::: 0.03;2. .-6,01 +o.uo2. .:::. 0.024- Tk f CI 0 . Ob, 4-.q 6) S:" 2.) ~ [ c) to. c> 1- t :::-10 . b 2..'t 1
Background image of page 1

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

View Full DocumentRight Arrow Icon
Your initials 2. Let n be a positive integer. Define f(XI' X2,. .., xn) = (xi + x~+ . .. + x~)(2-n)/S, for (Xl,X2,. .., xn) =f- (0,0,. ..,0). (a) Evaluate () (); f(Xt,X2"" ,xn), where 1:S i,j :S n. Xi
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 07/21/2008 for the course MATH 251 taught by Professor Skrypka during the Spring '08 term at Texas A&M.

Page1 / 5

m251S04test1 - MATH 251 Test I Friday Name 1 2 3 4 5.Total...

This preview shows document pages 1 - 3. Sign up to view the full document.

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