“微信扫一扫”进入"可可试卷"微信小程序刷题
求值：\( \frac{{\mathit{log}}_{5}\sqrt{2}{\mathit{log}}_{7}9{\mathit{log}}_{8}9}{{\mathit{log}}_{5}\frac{1}{3}{\mathit{log}}_{7}\sqrt[3]{4}{\mathit{log}}_{2}3}=\)___.
参考答案：\( - 1\)
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