题目内容
函数y=sinxcos(x+
)+cosxsin(x+
)的最小正周期T=______.
π |
4 |
π |
4 |
y=sinxcos(x+
)+cosxsin(x+
)=sin(x+x+
)=sin(2x+
)
对于y=sin(2x+
),最小正周期T=
=π
故答案为:π
π |
4 |
π |
4 |
π |
4 |
π |
4 |
对于y=sin(2x+
π |
4 |
2π |
2 |
故答案为:π
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