meili 发表于 2022-10-27 15:46:08

诱导公式求三角函数值tan(331π/3)tan(331π/3)tan(2023π/6)sin101π

<p>问题:诱导公式求三角函数值tan(331π/3)tan(331π/3)tan(2023π/6)sin101π
<p>答案:↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">靳方方的回答:<div class="content-b">网友采纳  检举1=tan(110π+π/3)=tanπ/3  2=tan(1020π+π/6)=tanπ/6  3=sin(50*2π+π)=sinπ
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