Question: Use trigonometric identities/formulas to simplify sec x - 1 sec x Ocos-x Osina Osin2x 0 -1 USetrigonometric identities/formulas to simplify sec a 1 sec2c sini

Use trigonometric identities/formulas to simplify sec x - 1 sec x Ocos-x Osina Osin2x 0 -1
USetrigonometric identities/formulas to simplify sec a 1 sec2c sini
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