f(x)=√2sin(2wx+π/4)+2(x∈R,w>0)
最小正周期T=2π/2w=π/2
w=2
f(x)=√2sin(4x+π/4)+2
函数f(x)的最大值=√2+2
4x+π/4=π/2+2kπ,k∈Z
x=π/16+kπ/2,k∈Z
x的集合{x|xπ/16+kπ/2},k∈Z
f(x)=√2sin(2wx+π/4)+2(x∈R,w>0)
最小正周期T=2π/2w=π/2
w=2
f(x)=√2sin(4x+π/4)+2
函数f(x)的最大值=√2+2
4x+π/4=π/2+2kπ,k∈Z
x=π/16+kπ/2,k∈Z
x的集合{x|xπ/16+kπ/2},k∈Z