Without expanding prove that `|[x+y ,z,1],[y+z,x,1],[z+x,y,1]|=0`
563 views · Published 13 October 2018 · 2:21 · Indexed 20 September 2026
Channel: Doubtnut · 2018 · Education
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Without expanding prove that `|[x+y ,z,1],[y+z,x,1],[z+x,y,1]|=0`
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