题目内容

A．sameB．equallyC．similarD．identical

A. same
B. equally
C. similar
D. identical

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设α，β是方程x2-28x+36=0的两根，则α与β的等差中项A和等比中项G分别等于()．

A=14，G=6
B. A=14，G=土6
C. A=14，G=36
D. A=-14，G=土36
E. 以上答案均不正确

A．differencesB．classesC．classificationsD．organizations

A. differences
B. classes
C. classifications
D. organizations

A．highlyB．tightlyC．deeplyD．narrowly

A. highly
B. tightly
C. deeply
D. narrowly

A．wholeB．everyC．particularD．comprehensive

A. whole
B. every
C. particular
D. comprehensive