已知函数f(x)=cos²(x-π/12)+sin²(x+π/12)-1.①求f(x)的最小正周期.②若x∈[0,2π/3],求f(x)的最大值,最小值.

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/08 20:54:03
xTNG}nY,/DU)rQp%5a`, CLMv^wW號TEE/*Y|;7|3 rkkiֿk?%&GE`Mۭˍ(yP}j>m;d#ކ/NwAdd= -+tݘW|hMk MZ i=vKbgјKِntV7c1)7 L,g ?a:g9"5*#M}#r ืDfuz%m Z;X[9z&&|[J=nE"ںkO9Z]u ה mZ?{ kmK.Q[Ix[X bi0IV]ip21%!sgMF9epV*SR(4h;܄ O |)z^ 􈛘~cjH5.JUQ=ثU黿 V;PY˲{ $0פe$2k0pM8Ed1S%oK>Iͻv UpK \w,B?3PAtЁb=k襓p֨1Hy0gĨ,OA'F esL慿fË,h;?ά$g@ZIdh?K޿<"= ;haGUvCDM Y#BX/TzQ#?iJAfNeL F9볰q #%fi>KlN6FWy) U9=̯ϊE居  I}FA[tHzJ 9b!zTL Tp9-?Ucj"[qN