已知函数f(x)=[2sin(x-兀/3)+3sinx]×cosx+√3sinx∧2(x∈R)求函数f(x)在[0,兀/2]上的最大值和最小值,(2)在锐角△ABC中,f(A)=√3,a=√7,求三角形ABC的面积.急用谢谢啦^O^
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/15 01:25:33
![已知函数f(x)=[2sin(x-兀/3)+3sinx]×cosx+√3sinx∧2(x∈R)求函数f(x)在[0,兀/2]上的最大值和最小值,(2)在锐角△ABC中,f(A)=√3,a=√7,求三角形ABC的面积.急用谢谢啦^O^](/uploads/image/z/8600481-9-1.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%EF%BC%9D%5B2sin%EF%BC%88x%EF%BC%8D%E5%85%80%2F3%EF%BC%89%EF%BC%8B3sinx%5D%C3%97cosx%EF%BC%8B%E2%88%9A3sinx%E2%88%A72%EF%BC%88x%E2%88%88R%EF%BC%89%E6%B1%82%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%E5%9C%A8%5B0%2C%E5%85%80%2F2%5D%E4%B8%8A%E7%9A%84%E6%9C%80%E5%A4%A7%E5%80%BC%E5%92%8C%E6%9C%80%E5%B0%8F%E5%80%BC%2C%EF%BC%882%EF%BC%89%E5%9C%A8%E9%94%90%E8%A7%92%E2%96%B3ABC%E4%B8%AD%2Cf%EF%BC%88A%EF%BC%89%3D%E2%88%9A3%2Ca%3D%E2%88%9A7%2C%E6%B1%82%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E7%9A%84%E9%9D%A2%E7%A7%AF.%E6%80%A5%E7%94%A8%E8%B0%A2%E8%B0%A2%E5%95%A6%5EO%5E)
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