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quiz1_sol

# quiz1_sol - :«wl MATH 174 Quiz 1 5mm Solve the problem...

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Unformatted text preview: :«wl , MATH 174 Quiz 1 5mm Solve the problem systematically and neatly and ShOW all your work. Name: Section: PID: 1-(2pts) Find the center and radius of the sphere \$2+y2+z2—2w+4y—6z= 11. Sell; xlvzx+yz4uy+2i.eg:,, (XLJ'W) + (VIWWV') + (2 561+?) : Mr *6; + 1 p 7. _Z I (m) + (yam -+ new a 2A 2. Let P = (1,2,1) and Q = (—3,0, 5), (lpt) (a) ﬁnd the component form of m. 733 ‘1: (-34 > owl) {“0 1 <~LP, ~l) LP ) (lpt) (b) express 17C? in the form of '01? + '02? + 123?. \A ¢ ¢ -~A p43: )4“: V2} 4 0/ lg (2pts) (0) express P73 as a product of its length and the direction. has): Jemmw : I27: =e A ‘J ‘\ A J \3 H ' _E& . I~£Ptv2J+lLL ?a-?e)x’}m]-69¢(. z, ) 3. Let7:—2i+3j—kand7=i+2j—3k, Tuesday 1) :23” (2pts) (a) write ? as ‘téhegum of a vector parallel to 7 and a vector orthogonal to V. T'W‘QA‘“ :( WV 4 -2+b-+”s , ,—3 \J \lézﬁf 371* will 514+ z} 4 V3)» \/ 1 ____’___, 2, (L+V)~LK):ZL+J~311 M Jan 18 .4 “V _L\¢ 191va ...
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