作业帮y=2sin(2x-兀/3)的单调增区间
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y=2sin(2x-兀/3)的单调增区间
y=2sin(2x-兀/3)的单调增区间
y=2sin(2x-兀/3)的单调增区间
单调增区间
2x-π/3∈[2kπ-π/2,2kπ+π/2]
2x∈[2kπ-π/6,2kπ+5π/6]
x∈[kπ-π/12,kπ+5π/12]
2kπ-π/2≤2x-π/3≤2kπ+π/2
2kπ-π/6≤2x≤2kπ+5π/6
kπ-π/12≤x≤kπ+5π/12
-1/12pi+kpi<=x<=5/12pi+kpi
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