f(x)=sin|x|+|sinx|,則:
f(-x)=sin|-x|+|sin(-x)\=sin|x|+|sinx|=f(x),
則函數(shù)f(x)是偶函數(shù).
判斷下列函數(shù)的奇偶性f(x)=sinx的絕對值+sinx的絕對值
判斷下列函數(shù)的奇偶性f(x)=sinx的絕對值+sinx的絕對值
數(shù)學(xué)人氣:351 ℃時(shí)間:2019-12-13 17:18:19
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