May 2021 2 88 Report
反三角函數計算3題

1. 求值：arcsin ((5√273)/182) + arcsin ((3√273)/91)

2. 求值：arcsin ((23√403)/806) + arcsin ((17√403)/806)

3. 求值：arccos ((103√67)/938) + arccos ((95√67)/938)

科學及數學 / 數學
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