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Find the value of p so …

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Find the value of p so that the lines 1-x/3=7y-14/2p= z-3/3 and 7-7x/3p = y-5/1=6-z/5 are at right angles

    • Posted by Ishika Kumari 5 years, 9 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Arushi Sharma 5 years, 9 months ago

    If lines are perpendiculat then l1l2+m1m2+n1n2=0. 3×3p+2p×1+3×5=0 9p+2p+15=0 11p=-15 p=-15/11

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