来自唐俊的问题
已知x∈[0,1],则函数y=x+2−−−−−√−1−x−−−−−√的值域是()。A.[2√−1,3√−1]B.[1,3√]C.[2√−1,3√]D.[0,2√−1]
已知x∈[0,1],则函数y=x+2−−−−−√−1−x−−−−−√的值域是( )。A.[2√−1,3√−1]B.[1,3√]C.[2√−1,3√]D.[0,2√−1]
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2019-06-23 19:32