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if x+y+z=xyz, then find 2x\1-x squared +2y\1-y squared+2z\1-z squared

if x+y+z=xyz, then find 2x\1-x squared +2y\1-y squared+2z\1-z squared

Grade:12

3 Answers

grenade
2061 Points
6 years ago
0
grenade
2061 Points
6 years ago
Let x equal tan#
And then solve
ng29
1698 Points
6 years ago
answer is 0, 
let x=tan a  ,   y=tan b ,  z= tan c
now using trogonometric identities just solve
and u will get answer
 
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