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If tanA + 1/tanA =2 then find value of tan^10A + 1/tan^10A

If tanA + 1/tanA =2 then find value of tan^10A + 1/tan^10A

Grade:11

1 Answers

Arun
25763 Points
3 years ago
Dear student
 
Remember
X + 1/x is always gretaer than or equal to 2.
It is equal to 2 only when x = 1
Hence.
Tan A = 1 in this case
 
Now
tan ^10A + 1/tan^10 A = 1 + 1 = 2
 
Regards
Arun (askIITians forum expert)

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