How to prove [tan⁡(𝑥/2)]+[cot⁡(𝑥/2)] = 2csc⁡𝑥?

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How to prove [tan⁡(𝑥/2)]+[cot⁡(𝑥/2)] = 2csc⁡𝑥?

How to prove [tan⁡(𝑥/2)]+[cot⁡(𝑥/2)] = 2csc⁡𝑥?