求y=tan(2x+π/3) 1.定义域 20单调递增区间

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1、
2x+π/3 ≠kπ/2
2x≠kπ/2-π/3
x≠kπ/4-π/6
(k∈Z)
2、
2x+π/3∈(-kπ/2,kπ/2)
2x∈(-kπ/2-π/3,kπ/2-π/3)
x∈(-kπ/4-π/6,kπ/4-π/6)