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Type the correct answer K Establish the identity. csc 0 sec (20) = csc 0-2 Choose the sequence of steps below that verifies the identity.

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K Establish the identity. csc 0 sec (20) = csc 0-2 Choose the sequence of steps below that verifies the identity. 1 csc 40 O A. sec (20) = cos 20 - sin 20 sec 20 - csc 20 csc 20- 2 20 20 sec 0 csc 20 sec (20) = - 2 csc 0 O B. 1 -2 sin -0 2 -. 1 csc -0- 1 csc 40 - 2 csc 0 csc 0 csc -0 O c sec (20) = 1 - 2 sin 0 2 1 - csc 0-2 csc -0 -2 csc 0 csc 10

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