equation()
A.noun. 方程;方程式;等式;相等;等同看待
B.noun. 相等的东西;等量
C.noun. 设备;器材;配备;装备
D.不会
D、不会
A.noun. 方程;方程式;等式;相等;等同看待
B.noun. 相等的东西;等量
C.noun. 设备;器材;配备;装备
D.不会
D、不会
A.verb. 应付,处理,解决;与某人交涉
B.noun. (人踩出的)小道,小径;/verb. 跟踪;追踪
C.verb. 查出;找到;发现;追踪;/noun. 痕迹;遗迹;踪迹
D.不会
I don‘t think the charge for overhauling the equipment is excessive in _______ to its size. A. correspondence B. equation C. proportion D. dimension
A.Four
B.0.04
C.4
D.4/100
函数至少在取a、b、c、d四个参数值时与U形平均成本曲线相一致。
Suppose the long - run total cost function for an industry is given by the cubic equation TC =a+bq+cq2+dq3. Show (using calculus ) that this total cost function is consistent with a U - shaped average cost curve for at least some values of a, b, c, d.