MATH23 Class Exam Solution - First 4 OClock Exam Solutions Math 23 Spring 2015 1 Let L1 be the line given by the parametric equations x(t = 2 t y(t = 8

MATH23 Class Exam Solution - First 4 OClock Exam Solutions...

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First 4 O’Clock Exam Solutions Math 23, Spring 2015 1.LetL1be the line given by the parametric equationsx(t) = 2-t,y(t) =-8 + 3t,andz(t) =-3 + 2t,and letL2be the line given by the symmetric equationsx+ 55=y+ 53=z-3-2.ThenL1andL2are intersecting lines.(a)Find the angle betweenL1andL2. (b)Find the point at whichL1andL2intersect.

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