f(x)=2sin^2x 3cos x 1的值域f(x)=2sin^2x+3cos x+1的值域
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/28 11:48:29
![f(x)=2sin^2x 3cos x 1的值域f(x)=2sin^2x+3cos x+1的值域](/uploads/image/z/5631357-21-7.jpg?t=f%28x%29%3D2sin%5E2x+3cos+x+1%E7%9A%84%E5%80%BC%E5%9F%9Ff%28x%29%3D2sin%5E2x%2B3cos+x%2B1%E7%9A%84%E5%80%BC%E5%9F%9F)
f(x)=2sin^2x 3cos x 1的值域f(x)=2sin^2x+3cos x+1的值域
f(x)=2sin^2x 3cos x 1的值域
f(x)=2sin^2x+3cos x+1的值域
f(x)=2sin^2x 3cos x 1的值域f(x)=2sin^2x+3cos x+1的值域
f(x)=2sin^2x+3cos x+1
=-2(cosx-3/4)^2+33/8
f(x)=2sin^2x+3cos x+1的值域是[-2,33/8]