题目内容

1. Attach A. the goods by air2. make B. a hotel3.hold C. an effort4. transport D. a clothing exhibition5. book E. a tag to each piece of luggage

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Forecast A. as a receptionist in the showpost B. the notice on the board3.conductC. the city from the tower4. overlook D. business5. serve E. the result of the football match

左导数和右导数统称为.

导数的几何意义是切线的.

下列说法中正确的有

A. 可导函数和的导数等于它们导数的和
B. 可导函数差的导数等于它们导数的差
C. 可导函数乘积的导数等于它们导数的乘积
D. 可导函数商的导数等于它们导数的商