Posted by
**hhfo** on
.

Trigonometry Identities problem:

Prove the following;

(tan^2x)(cos^2x)

=

(sec^2x - 1)(1-sin^4x) ÷ (1+sin^2x)

Tuesday

March 28, 2017
Posted by
**hhfo** on
.

Trigonometry Identities problem:

Prove the following;

(tan^2x)(cos^2x)

=

(sec^2x - 1)(1-sin^4x) ÷ (1+sin^2x)

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