三角函數倍角-高一下怎麼算

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JOHNSON-MATH

JOHNSON-MATH

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@泰瑞大GG
@泰瑞大GG Ай бұрын
2倍角公式不香嗎
@whakatane7339
@whakatane7339 6 ай бұрын
誰要看這個夠😂
@陳皓元
@陳皓元 6 ай бұрын
下面 答案 4/3 上面是 3/4
@JOHNSON-MATH
@JOHNSON-MATH 6 ай бұрын
沒問題哦
@Subnn-g9c
@Subnn-g9c 5 ай бұрын
題目不是求x
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