(1)@=Pai/6時(shí),f(x)=x^2+2xsinPai/6-1=x^2+x-1=(x+1/2)^2-5/4
-根號3/2
已知函數(shù)f(x)=x^2+2x sin0-1,x屬于[-√3/2,1/2],0屬于[0,2派]
已知函數(shù)f(x)=x^2+2x sin0-1,x屬于[-√3/2,1/2],0屬于[0,2派]
(1)、當(dāng)0=派/6時(shí),求f(x)的最大值和最小值;(2)、求0的范圍,使用f(x)在區(qū)間[-√3/2,1/2]上是單調(diào)函數(shù).
(1)、當(dāng)0=派/6時(shí),求f(x)的最大值和最小值;(2)、求0的范圍,使用f(x)在區(qū)間[-√3/2,1/2]上是單調(diào)函數(shù).
數(shù)學(xué)人氣:238 ℃時(shí)間:2020-06-18 12:47:10
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