Math, asked by Anonymous, 5 hours ago

hello

Prove :
1-tan^2 A/1+tan^2 A = cos^2 A- 1 / cos^2 A+1

Answers

Answered by gyaneshwarsingh882

0

Answer:

Step-by-step explanation:

1-tan^2 A/1+tan^2 A = cos^2 A- 1 / cos^2 A+1

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