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This proof shows the first five steps for verifying cot^2 (x/2)= cos x+1/cos c-1 use the drop down boxes to complete the steps of the proof

This proof shows the first five steps for verifying cot2 x2 cos x1cos c1 use the drop down boxes to complete the steps of the proof class=

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neenamichellp29o00

Answer:

1. Tangent Half-angle identity

2. 1 + cos x

3. 1 - cos x

Step-by-step explanation:

Just answered the question on edge

rojasjacob15

Answer:

♦:    

✔ Tangent half-angle identity

♣:    

✔ 1 + cos x

◼:    

✔ 1 - cos x

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