设函数y=f1(x)=Asin(ωx+φ)(A>0,ω>0+ω ,|φ
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/10 08:19:29
设函数y=f1(x)=Asin(ωx+φ)(A>0,ω>0+ω ,|φ
第三问 .f(x)=f1(x)+f2(x),问当x取何值时f(x)取最大值,最大值为多少?
第三问 .f(x)=f1(x)+f2(x),问当x取何值时f(x)取最大值,最大值为多少?
![设函数y=f1(x)=Asin(ωx+φ)(A>0,ω>0+ω ,|φ](/uploads/image/z/18909289-1-9.jpg?t=%E8%AE%BE%E5%87%BD%E6%95%B0y%3Df1%28x%29%3DAsin%28%CF%89x%2B%CF%86%29%28A%3E0%2C%CF%89%3E0%2B%CF%89+%2C%7C%CF%86)
周期为pi,所以w= 2
2*pi/2 + phi = pi/2,pi = -pi/2
A = 1
f(x)=sin(2x-pi/2)
f2(x) = f1(x) + 4
x=0,pi/2时最小2,最大6
再问: 能不能写的再详细些?....谢谢....
再答: (pi/2,2)为中心对称点 f(x) = 4+2sin(2x-pi/2)
2*pi/2 + phi = pi/2,pi = -pi/2
A = 1
f(x)=sin(2x-pi/2)
f2(x) = f1(x) + 4
x=0,pi/2时最小2,最大6
再问: 能不能写的再详细些?....谢谢....
再答: (pi/2,2)为中心对称点 f(x) = 4+2sin(2x-pi/2)
已知函数f1(x)=Asin(ωx+φ)(A>0,ω>0,|φ|
函数f1(x)=Asin(ωx+φ)(A>0,ω>0,|φ|
函数y=Asin(ωx+φ)(ω>0,|φ|
已知函数y=Asin(ωx+φ)(x∈R,A,ω>0,-π/2
如图是函数y=Asin(ωx+φ)(A>0,ω>0),|φ|
已知函数y=Asin(ωx+φ)(A>0,ω>0,|φ|
已知函数y=Asin(ωx+φ)+B(A>0,ω>0,|φ|
已知函数y=Asin(ωx+φ)(A>0,ω>0,绝对值φ
若函数y=Asin(ωx+φ)(A>0,ω>0,|φ|
已知:函数y=Asin(ωx +φ)+c (A>0,ω>0,|φ|
函数y=Asin(ωx+φ)(A>0,ω>0,0
函数y=Asin(ωx+φ)+b(A>0,ω>0,0