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Sin²A+sin²A.tan²A=tan²A​

Sin²A+sin²A.tan²A=tan²A​
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Sin²A+sin²A.tan²A=tan²A​

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User Bonyem
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Greetings from Brasil...

Putting SIN² A in evidence

SIN² A(1 + TG² A) = TG² A

1 + TG² A = SEC² A

SIN² A(SEC² A) = TG² A

SIN² A/COS² A = TG² A

TG² A = TG² A

Sin²A+sin²A.tan²A=tan²A​-example-1
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User Limbic System
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