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if cosxcosycosz=1 then find the number of ordered triplets (x,y,z) belongs to [0,pi]

if cosxcosycosz=1 then find the number of ordered triplets (x,y,z) belongs to [0,pi]

Grade:12

2 Answers

Amit
405 Points
6 years ago
Hi there.We know since -1
Sudhanshu Kumar
13 Points
5 years ago
Cosx, Cosy, Cosz must be either 1, -1 since If anyone of them is

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