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函數(shù)y=的單調(diào)增區(qū)間是________，單調(diào)減區(qū)間是________.

函數(shù)y=的單調(diào)增區(qū)間是____________.

函數(shù)y=的單調(diào)增區(qū)間是________．

函數(shù)y=的單調(diào)遞減區(qū)間是____________，單調(diào)遞增區(qū)間是___________________.