y=1-cos^2x+acosx+5a/8-3/2=-(cosx-a/2)^2+a^2/4+5a/8-1/2;
因?yàn)?
求函數(shù)y=sin^2x+acosx+5a/8-3/2(0
求函數(shù)y=sin^2x+acosx+5a/8-3/2(0
數(shù)學(xué)人氣:220 ℃時(shí)間:2019-12-27 08:50:13
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