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Vijay Singh chauhan Asked a Question
February 4, 2021 10:28 ampts 30 pts
If the lines x -1/-3=y 2/2k =z 3/2 and x 1/3k=y- 5/1=z-6/-5 are at rightangles, then the value of kis O (a)-710 O (b)-107 O (c)-10 O (d)-7
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  • Piyush pachauri thankyou
    Options are incorrect as ans should be -10/7 as m1n1 +m2n2+m3n3=0
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  • Sonu saini Best Answer
    answer
    • cropped1798330269549078727.jpg
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  • Saurabh thankyou
    Dear vijay, i think options are not correct. As the correct answer would be –10/7 . but none of them are seems to be compatible with the answer.
    Likes(1) Reply(0)
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