F.4-----trigonometry**

👨🏻‍🏫 學術台數學

2010-01-05 2:36 am

If 5cotθ - cscθ - 5 = 0, where 0 ≦θ <2π, find θ. (Give your answers correct to 3 sig. fig.)

回答 (1)

2010-01-05 2:53 am

✔ 最佳答案

As follows:

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