If the equatuion ax^2+ by^2+cz^2+2fyz+2gzx+2hxy=0 represents aright cone of semi verticle angle ∝ , then prove that (gh/f)-a=(hf/g)-b=(fg/h)-c= ((gh/f)+(hf/g)+fg/h)) cos^2∝.

asked by guest
on Sep 20, 2024 at 2:37 am



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