at what rate is the area of the triangle formed by the ladder,wall,and ground changing then?翻译

at what rate is the area of the triangle formed by the ladder,wall,and ground changing then?翻译 公司金融题目A lender lends at an annual rate of 15%,what is the equivalent daily rate?A.1.51% B.1.07% C.1.71% D,1.17% What is the rate of overtime for the country/area? Overtime is not charged extra but at the daily rate 英文经济题 what is the value of a perpetuity of $200 per year if the discount rate is 5%,and the cash flow grows at a rate of 2% per year? what is fixed exchange rate? The excursion boat on the river takes 2.5h; hours to make the trip to a point 12 miles upstream and to return.If the rate at which the boat travels in still water is 5 times the rate of the river current,what is the rate of the current? at almost the same rate 一道英文数学题(微积分)The dimensions of a rectangle are changing in such a way that the area remains 24 in^2.At what rate is the perimeter changing at the instant when one side is 6 in,long and is increasing at the rate of 0.3 inch per minu 英文好数学好的朋友帮我一下~有过程最好,直接给结果也行The altitude of a triangle is increasing at a rate of 2.500 centimeters/minute while the area of the 1.000 square centimeters/minute. At what rate is the base of the triangl 翻译Power is the rate at which work is done.Or,in simpler terms,power is the rate fuel is consum It's obvious that the former is the best choice at any rate什么意思 两道AP微积分题..1 the volume of a cone of radius r and height h is given by V=1/3πr^2 if the radius increase at a constant rate of 1/2 centimeter per second,at what rate,in cubic centimeters per second,is the volume increasing when the height 一道数学题目,关于相关变化率的,跪求讲解~A man 1.8m tall is walking at the rate of 0.9m/s toward a streetlight pole 5.4m igh.(a)At what rate is his shadow length decreasing?(b)How fast is the tip of his shadow moving? 一个微积分的题 A lighthouse is fixed 100 feet from a straight shoreline.A spotlight revolves at a rate of 16 revolutions per minute,(32 rad/min ),shining a spot along the shoreline as it spins.At what rate is the spot moving when it is along t what is the exchange rate between your currency and the US dollar? FIN选择题答题5.What is the effective annual rate (EAR) of interest if a nominal rate of 6% is compounded twice per year?A.6.09%B.5.82%C.6.00%D.6.06%6.What is the present value of $11,200 due in one year’s time if money can be invested at 12% p The major policy instrument is control of bank rate,which is the rate at which the bank will lend m怎么翻译这句话?