2016爍嚦恪堆?)訓(xùn)憬?2)
訓(xùn)悖何∠?/STRONG>
巍一元魏一元畏獺一元尾式學(xué)學(xué)要藎蟹岣悔盒迪低幣殘沮遞的慣∵啃揭晃⌒關(guān)∫爸嫡禾際剿紀(jì)?/P>
訓(xùn)懦
知x實(shí)值魏f(x)=x2-4ax+2a+12(aR)值欠歉模x姆 =|a-1|+2母取值圍
訓(xùn)悖衡函式
夂角高控點(diǎn)考之一印要夂幌Ｊ僥賈肺襯賜絞?/P>
訓(xùn)懦
知f(2-cosx)=cos2x+cosxf(x-1)
探
[1](1)知f(x)f(logax)= (a>0a1x>0)f(x)謀式
(2)知魏f(x)=ax2+bx+c|f(1)|=|f(-1)|=|f(0)|=1f(x)謀式
訓(xùn)悖褐?/STRONG>
值墻嚦氐之一要值母址煤值實(shí)應(yīng)狻?/P>
訓(xùn)懦
m實(shí)M={m|m>1}f(x)=log3(x2-4mx+4m2+m)
(1)證mM時(shí)f(x)實(shí);之f(x)實(shí)x�，mM.
(2)mM時(shí)f(x)小值
(3)證每mMf(x)小值小1.
訓(xùn)悖號(hào)繭單(一)
牡浴偶歉嚦氐之一要偶浴緣畝�，卸确识偶o(jì)?/P>
訓(xùn)懦
a>0f(x)= R系偶(1)a值;(2)證 f(x)(0+)
