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Questions  

The shortest distance between the lines

x-33=y-8-1=z-31 and x+3-3=y+72=z-64 is: 

a
7230
b
230
c
3
d
330

detailed solution

Correct option is D

AB→=6i^+15j^+3k^p¯=i^+4j^+22k^q¯=i^+j^+7k^p¯×q¯=ijk1422117=6i^+15j^-3k^ S.D =|AB·(p¯×q¯)||p¯×q→|=|36+225+9|36+225+9=330

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