Question: 32 What is an intermediate step a 2 cos x 1 cos x 1 0 b 2 cos x 1 cos x 1 0 c

32 What is an intermediate step a 2 cos x 1

cos x 1 0 b 2 cos x 1 cos x 1

32 What is an intermediate step a 2 cos x 1 cos x 1 0 b 2 cos x 1 cos x 1 0 c 2 cos x 1 cos x 1 0 d

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