高一數(shù)學(xué)函數(shù)的單調(diào)性(完整版)
【正文】 數(shù)的取值范圍是則實(shí)數(shù)是單調(diào)遞增在區(qū)間是已知函數(shù)的值是則實(shí)數(shù)的單調(diào)遞增區(qū)間是已知函數(shù)例aaxxfaaxxxfaaxxxf??????????????????ABBxfAxf?則減上單調(diào)增間在區(qū)區(qū)間為減的單調(diào)增若函數(shù)規(guī)律),()(,)()(.1.)1()1(,)1,1()(.2 2的取值范圍求實(shí)數(shù)且上的增函數(shù)為已知函數(shù)例aafafxf ????.)1()2(,]1,1[)(.的取值范圍求實(shí)數(shù)且上的減函數(shù)為已知函數(shù)變式xxfxfxf ?????????????)()()()()),(())((,)(.2xhxgAxhAxgxhfxgfAxf應(yīng)滿足則不等式的單調(diào)增區(qū)間為若函數(shù)規(guī)律?????
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