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(tan theta – cot theta) (tan^2 theta+ tan theta.cot theta+cot^2 theta)

(tan theta – cot theta) (tan^2 theta+ tan theta.cot theta+cot^2 theta)

Grade:8

1 Answers

Arun
25758 Points
4 years ago
Dear student
 
It is written as 
 
(a-b) (a²+ b² + ab).       Where a = tan theta and b = cot theta
 
Hence
 
It will be a³- b³ = tan³theta - cot³theta

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