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(1-sin^2A)(1+tan^(2)A)=1...

`(1-sin^2A)(1+tan^(2)A)=1`

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(1-sin(2)A)(1+tan^(2)A)=1

(1-sin^(2)A)(1+tan^(2)A)=

If sin^(4)A+sin^(2)A=1 then prove that (1)/(tan^(4)A)+(1)/(tan^(2)A)=1

Show that cos 2 x=cos ^(2) x-sin ^(2) x=2 cos ^(2) x-1=1-2 sin ^(2) x=(1-tan ^(2) x)/(1+tan ^(2) x)

Prove: (1+tan^2A)+(1+1/(tan^2A))=1/(sin^2A-sin^4A)

Prove: (1+tan^2A)+(1+1/(tan^2A))=1/(sin^2A-sin^4A)

(cos2A) / (1-sin2A) = (1 + tan A) / (1-tan A)

sin^(-1)((1-tan^(2)x)/(1+tan^(2)x))

(1+sin2A)/(1-sin2A)=tan^(2)((pi)/(4)+A)

Prove: (1+tan^(2)A)+(1+(1)/(tan^(2)A))=(1)/(sin^(2)A-sin^(4)A)