填空题(会哪个打哪个,)1.若关于x的不等式-1/2x^2+2x>mx的解集为(0,2)则实数m的值()2.在三角形ABC中,已知向量AB=4,向量AC=1在三角形ABC面积为根号3,∠BAC=()3.在等比数列{an}中,a3=1/2,a9=8则a5*a
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![填空题(会哪个打哪个,)1.若关于x的不等式-1/2x^2+2x>mx的解集为(0,2)则实数m的值()2.在三角形ABC中,已知向量AB=4,向量AC=1在三角形ABC面积为根号3,∠BAC=()3.在等比数列{an}中,a3=1/2,a9=8则a5*a](/uploads/image/z/12676067-35-7.jpg?t=%E5%A1%AB%E7%A9%BA%E9%A2%98%EF%BC%88%E4%BC%9A%E5%93%AA%E4%B8%AA%E6%89%93%E5%93%AA%E4%B8%AA%2C%EF%BC%891.%E8%8B%A5%E5%85%B3%E4%BA%8Ex%E7%9A%84%E4%B8%8D%E7%AD%89%E5%BC%8F-1%2F2x%5E2%2B2x%3Emx%E7%9A%84%E8%A7%A3%E9%9B%86%E4%B8%BA%EF%BC%880%2C2%EF%BC%89%E5%88%99%E5%AE%9E%E6%95%B0m%E7%9A%84%E5%80%BC%EF%BC%88%EF%BC%892.%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2C%E5%B7%B2%E7%9F%A5%E5%90%91%E9%87%8FAB%3D4%2C%E5%90%91%E9%87%8FAC%3D1%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E9%9D%A2%E7%A7%AF%E4%B8%BA%E6%A0%B9%E5%8F%B73%2C%E2%88%A0BAC%3D%EF%BC%88%EF%BC%893.%E5%9C%A8%E7%AD%89%E6%AF%94%E6%95%B0%E5%88%97%7Ban%7D%E4%B8%AD%2Ca3%3D1%2F2%2Ca9%3D8%E5%88%99a5%2Aa)
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