2005 Exam 2 Fall

# 2005 Exam 2 Fall - Page2 of6 Problem 1 5pt total)lf possible,find the valuesof x and y so that ABr[s l J C where n = y u =l ll*o c =(9 i'f If

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Page 2 of6 Problem 1.( 5pt total )lf possible, find the values of x and y so that ABr: C where n =(? :), u =l)' ll, *o c =(9 i 'f) If no such vatues exist, indicate clearty why. \-r y) [s lJ' \4 o t) / I \: a 5 rV*j' '7,X t 'j , iY It -),,i: )v +'11 -, it 'r t"1 ' I I -''\L.l i: l! .l ltl jtlrl /\u," /\t" \ \ : 1 r ,i it ,\ ),) -l -1 'I r) L, f \-_/ rl '1 t Cr '"1 -l - '-l -t * -\ ri,- l,tl ,7 Lt lX-- Problem 2: (l0pts total, 5 each) l ' ", t', p- Ti A. Find the x-y-z form of the equation of the plane passing through the points (2,1 ,l), ( ,2,1 j and (0,1,0). (-' i- \, ? X ,- _)ll 'i " '. r -1, *--'" B. The plane in part A intersects the plane 2x+y-z = l. What is the direction of the line of intersection? ,3 t-4rr? r t' \l ,. -9- LJL | 'L /./ ^ J. ) L( t;)/ zz v./ ll L t -/li -j I .L. .i-' 1 ,( I ---t 'r= l+ 2 +L \!a AN'," v, lL. -i ( x:: n \.it'7':: I >rtt + l'l tlTt\ Ji.,- 'l ^ | r) I / Ll ) \y'?

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Problem 3: (l5pts total) Page 3 of6 that has ones on qq qigsonaf 9f ! ' , ,, :l /z: r, ,.../1.y01.4/\:1 -;:i .-, ^ ,-.,;,. ./."r{, B. In a 5x7 matrix, can the row vectors be linearly independent? Explain. the followine is TRUE or FALSE or there is insufficient informati ell A. ln a 5x7 matrix, can the colu-mn,vectgts_-Q_elirygry-j9-"q'"ld:nt? Explain. V' j, e1 .! '/'I ,^ i),:,*, t.,,'_, . 'l ! ( .' -'r / **--*- \ -, (t
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## This note was uploaded on 04/15/2011 for the course ECE 2331 taught by Professor Barr during the Spring '08 term at University of Houston.

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2005 Exam 2 Fall - Page2 of6 Problem 1 5pt total)lf possible,find the valuesof x and y so that ABr[s l J C where n = y u =l ll*o c =(9 i'f If

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