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Vijay posted an Question
February 04, 2021 • 15:58 pm 30 points
  • IIT JAM
  • Mathematics (MA)

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

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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  • comment-profile-img>
    Piyush pachauri best-answer

    Options are incorrect as ans should be -10/7 as m1n1 +m2n2+m3n3=0

  • comment-profile-img>
    Saurabh 1 best-answer

    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.

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