但作为学渣的我 非要写出答案 臣妾做不到啊……(sinx+cosx)²A.1+sin2x B.1-sinx C.1-sin2x D.1+sinx2.已知函数f(x)=log2(x-1)(1).定义域我会 x>1(2).设(g)=f(x)+a是否存在正实数m,使得
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![但作为学渣的我 非要写出答案 臣妾做不到啊……(sinx+cosx)²A.1+sin2x B.1-sinx C.1-sin2x D.1+sinx2.已知函数f(x)=log2(x-1)(1).定义域我会 x>1(2).设(g)=f(x)+a是否存在正实数m,使得](/uploads/image/z/12028932-36-2.jpg?t=%E4%BD%86%E4%BD%9C%E4%B8%BA%E5%AD%A6%E6%B8%A3%E7%9A%84%E6%88%91+%E9%9D%9E%E8%A6%81%E5%86%99%E5%87%BA%E7%AD%94%E6%A1%88+%E8%87%A3%E5%A6%BE%E5%81%9A%E4%B8%8D%E5%88%B0%E5%95%8A%E2%80%A6%E2%80%A6%EF%BC%88sinx%2Bcosx%EF%BC%89%26%23178%3BA.1%2Bsin2x++B.1-sinx+C.1-sin2x++D.1%2Bsinx2.%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%EF%BC%88x%EF%BC%89%3Dlog2%EF%BC%88x-1%EF%BC%89%EF%BC%881%EF%BC%89.%E5%AE%9A%E4%B9%89%E5%9F%9F%E6%88%91%E4%BC%9A+x%EF%BC%9E1%EF%BC%882%EF%BC%89.%E8%AE%BE%EF%BC%88g%EF%BC%89%3Df%EF%BC%88x%EF%BC%89%2Ba%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8%E6%AD%A3%E5%AE%9E%E6%95%B0m%2C%E4%BD%BF%E5%BE%97)
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