判断y=tan(x+π/4)的周期性

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判断y=tan(x+π/4)的周期性判断y=tan(x+π/4)的周期性判断y=tan(x+π/4)的周期性y=tan(x+π/4)的周期πf(x)=tan(x+π/4)f(x+π)=tan(x+π+

判断y=tan(x+π/4)的周期性
判断y=tan(x+π/4)的周期性

判断y=tan(x+π/4)的周期性
y=tan(x+π/4)的周期π
f(x)=tan(x+π/4)
f(x+π)=tan(x+π+π/4)=tan(x+π/4)=f(x)
∴y=tan(x+π/4)的周期π