Question

Change sec to the power 4 theta - sec square theta in terms of tan theta?

Answer 1

Let theta=X

=Sec^4x-sec^2

=[(Sec^2x)]^2-sec^2x

=[(1+tan^2x)^2]-(1+tan^2x)

solving this you will get (tan^4x+tan^2x)

Answer 2

Answer:

Step-by-step explanation:

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