need help proving the following identity:

sin^4(theta) - cos^4(theta) / sin^2(theta)cos^2(theta) = sec^2(theta) - csc^2(theta)

Thank you for the opportunity to help you with your question!

Hi, attached is the detailed solution of your problem. Save the image file on your computer and check the answer -

WP_20151025_001.jpg

Thank you, that was so helpful! :)

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