這個函數(shù)當(dāng)x=0時,取得最值,即:
sina=1或sina=-1
a=kπ+π/2,k∈Z
函數(shù)f(x)=5sin(2x+a)的圖像關(guān)于y軸對稱,則a=?
函數(shù)f(x)=5sin(2x+a)的圖像關(guān)于y軸對稱,則a=?
數(shù)學(xué)人氣:995 ℃時間:2019-12-10 12:14:55
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