Find the two points where the curve crosses the -axis and show that the tangents to the Find the two points where the curve crosses the -axis and show that the tangents to the curve at these points are parallel.What is the common slope of these tange

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Findthetwopointswherethecurvecrossesthe-axisandshowthatthetangentstotheFindthetwopointswherethecurve

Find the two points where the curve crosses the -axis and show that the tangents to the Find the two points where the curve crosses the -axis and show that the tangents to the curve at these points are parallel.What is the common slope of these tange
Find the two points where the curve crosses the -axis and show that the tangents to the
Find the two points where the curve crosses the -axis and show that the tangents to the curve at these points are parallel.What is the common slope of these tangents?
Two plants grow in such a way that days after planting,they are and centimeters tall,respectively,where and
At what rate is the first plant growing at time days?Is the rate of growth of the second plant increasing or decreasing at this time?
Which plant is growing more rapidly when it is 20 days after planting?
A closed rectangular box is to be constructed with a base that is twice as long as it is wide.Suppose that the total surface area must be 27 square feet.Find the dimensions of the box that will maximize the volume.
Find the indefinite or definite integrals for the following.
\x05\x05 (b) \x05(c)
\x05(d)\x05\x05 (e) \x05(f)
\x05The market research department of a supermarket chain has determined that,for one store,the \x05marginal price p’(x) at x tubes per week for a certain brand of toothpaste is given by \x05.\x05
\x05Find the price-demand equation if the weekly demand is 50 tubes when the price of a tube is $2.35.
Find the weekly demand when the price of a tube is $1.89.
The demand function for a certain commodity is ,where is the price in dollars at which the commodity is sold.The unit production cost is $20.At what price will the total profit be the greatest?
Find the area of the region bounded by the curves and the x-axis between the interval and .
A factory’s revenue function is dollars in the year t from now,and the cost function is dollars,where t = 0 corresponds to now.
Which year from now the factory can get the break-even?
When the factory gets the break-even,what is the total profit in these t years from now?
A ball moves in the path of a straight line,the instantaneous speed of the ball is given by ,where S (in miles) is its moving distance.
What is the function of the distance S
What is the acceleration in terms of t
In the manufacture of a product,the marginal cost function is (dollars per unit),where y is the number of units produced in one day.The minimum cost is $50 when there is no product produced.Find the total cost function with respect to y.
1.the curve x^2+xy+y^2=7 2.where p1(t)=2/1+25e^-0.3t and p2(t)=20/1+17e^-o.6t
5.dp/dx=-0.015e^-o.o1x 6 .d(p)=4800-2p^2
8.r(t)=5000-20t c(t)=2000+10t^2
9.ds/dt=4te^t^2

真是复杂啊。~~~

还是数学题。。。我可没学过！我才初中

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对不起，我只有8岁，但是我爸爸知道这个怎么翻译找到2点在曲线穿越轴和表明，在这些点的曲线的切线平行。什么是共同的切线斜率？植物生长在这样一种方式，播种后天数，他们和厘米高，分别，在哪里什么是植物生长时的第一天吗？是增长速度的二厂增加或减少在这个时候？这是更迅速增长时，后20天内种植？一个封闭的矩形框由一个基地，长是宽的两倍。假设总表面面积必须27平方英尺。发现箱子的尺寸，将最大限度的体积。发现无限期或定积分为以下。（二）（丙）（四）（五）（女）市场研究部的超市连锁店已确定，一个商店，边际价格的（×）×管每星期为某品牌的牙膏是由。发现使用方程如果每周需求是50管时的价格是2.35美元一管。发现每周需求时的价格是1.89美元一管。需求函数为某种商品，哪里是以美元定价的商品销售。单位生产成本是20美元。在什么样的代价将总利润是最大的？发现该地区的区域范围内的曲线和X轴之间的间隔和。一个工厂的收益函数美元的年从现在，和成本函数=0美元，相当于现在的地方。这一年从现在工厂可以得到平衡？当工厂得到均衡，什么是总利润在这些年从现在开始？球移动的直线路径，瞬时速度的球是由，哪里（英里）是它的移动距离。什么是距离的函数吗？什么是加速条款吗？生产的产品，边际成本函数（美元每单位），你是哪里生产的单位数量在一天。最低的成本是50美元，如果没有产品生产。
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噗。。这不数学作业吗。。

Find the two points where the curve crosses the -axis and show that the tangents to the Find the two points where the curve crosses the -axis and show that the tangents to the curve at these points are parallel.What is the common slope of these tange A s____ line is the shortest distance between two points. Two points for two points for 英语翻译What is the physical relation between any two points inside the velocity vector-space?Find a unit vector which points directly halfway between the directions of the two vectors A=5X - 3Y and B=4X -7Y +5Z . 200分求一道数学题,懂英文的来拉,图片应该会一会儿会上去Two points P and Q on level ground are on opposite sides of a building.To find the distance between the points,a surveyor chooses a point R that is a = 328 feet from P and c equidistant from two points means that the distance from each point is the The s_____ line is the shortest one between two points.这个空怎么填? the rockets led by two points going into the fourth quarter翻译英语翻译Find the turning points on the curve Y=sin 2x+3 over the domain 0 英语翻译1、A square with sides of length 1 is divided into two congruent trapezoids and a pentagon,which have equal areas,by joining the center of the square with points on three of the sides,as shown,what is 2、Find the sum of all prime number points the new sharp points at the （英文）题Find the position vector of a point R which divides the line joining two points P and Q whose position vectors are i + 2j - k and -i + j - k respectively in the ratio 2:1 internally and externally还有知道A(3,2,-1),B(2,3,4) 和 C(0, 英语翻译Of course,this result is well-known now,but in the 1950’s this topic was only beginningto surface.We color the edges of the complete graph with 6 vertices (and so 15 edges) with two colors.Showwe can always find three points such that t 英语翻译The two goals gave the team three points from their opening match.全文讲的是欧洲杯英语翻译find all points having an x coordinate of2whose distance from the point （-2.-1）is 5 关于数学题(是英文的) find the distance between each pair of points. (1/2,-1) (1/2,4)