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ןווa 4:23 ROBLEM ET #2 EVEN NUMBERS The direction numberr oF two liner are 2,-1, 4 and -3,2,2. Show that the liner are perpendicular. Dire c tion roltior are 22,-1, 4> and 2nd line direc tion ratio <-3,2,27 Angle between two liner ir direc tion ratio and Lag, b2, c> are giren ir obtain by 01, a2 + bi b2 to,ca Car Ô = 2 So here cor 6 = 2(-3) +(-1)(2) + 4 (2) 2' +(-1)* +4 (3)"+ 2° +2° Cos O = -6-2 18 cor o =0 => 6 where both liner oare perpendicular to each other.

ןווa 4:23 ROBLEM ET #2 EVEN NUMBERS The direction numberr oF two liner are 2,-1, 4 and -3,2,2. Show that the liner are perpendicular. Dire c tion roltior are 22,-1, 4> and 2nd line direc tion ratio <-3,2,27 Angle between two liner ir direc tion ratio and Lag, b2, c> are giren ir obtain by 01, a2 + bi b2 to,ca Car Ô = 2 So here cor 6 = 2(-3) +(-1)(2) + 4 (2) 2' +(-1)* +4 (3)"+ 2° +2° Cos O = -6-2 18 cor o =0 => 6 where both liner oare perpendicular to each other.

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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ןווa 4:23 ROBLEM ET #2 EVEN NUMBERS The direction numberr oF two liner are 2,-1, 4 and -3,2,2. Show that the liner are perpendicular. Dire c tion roltior are 22,-1, 4> and 2nd line direc tion ratio <-3,2,27 Angle between two liner ir direc tion ratio <a,, b., c.> and Lag, b2, c> are giren ir obtain by 01, a2 + bi b2 to,ca Car Ô = 2 So here cor 6 = 2(-3) +(-1)(2) + 4 (2) 2' +(-1)* +4 (3)"+ 2° +2° Cos O = -6-2 18 cor o =0 => 6 where both liner oare perpendicular to each other.
Transcribed Image Text:ןווa 4:23 ROBLEM ET #2 EVEN NUMBERS The direction numberr oF two liner are 2,-1, 4 and -3,2,2. Show that the liner are perpendicular. Dire c tion roltior are 22,-1, 4> and 2nd line direc tion ratio <-3,2,27 Angle between two liner ir direc tion ratio <a,, b., c.> and Lag, b2, c> are giren ir obtain by 01, a2 + bi b2 to,ca Car Ô = 2 So here cor 6 = 2(-3) +(-1)(2) + 4 (2) 2' +(-1)* +4 (3)"+ 2° +2° Cos O = -6-2 18 cor o =0 => 6 where both liner oare perpendicular to each other.
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