數學 國中 約6年以前 不太懂這題 4人 Me 7 右勵是店兩個相交於4、有兩點的等圓所組成的對稱難形,諜蔬 答下列診題.並完整寫出解題過程: 請鹿些勵形共有幾條對稱軸? 2 若六三2,旦兩而的直徑為20,試求 Go, 與兩圓的交點中, 收離暈的兩點與距離最近的兩點之長度。 tb 「!) 2 穩 一一一 待回答 回答數: 0
商業與管理 大學 6年以上以前 求這題解釋~~拜託了 at20 points) What are the equillbrium quantity and price before the tax is implemented? Determine the consumer and producer surplus efore the tax. 0 points) What are the equilibrium quantity the edquillbrium price aconsumer pays tax is implemented? Determine the and producer SOPlus ater thetax. 待回答 回答數: 0
數學與統計 大學 6年以上以前 請問這兩小題要怎麼算?謝謝! es 人 ~ Ar Traffic Control An air traffic controller Spots two airplanes at the same altitude converglng to apoint as 負ey 各y at right angles to eachi GOther. One airplane IS 240 kilometers from fthe polnt and has a speed Qft /20 lometers per hour. The other js 320 kilometers from 世e polnft and has a speed of 960 kilometers per hour. (a) Atf what rate is the distance between the planes changing? 一2go 三衝 久- (5D) 本ow mucfh fime does tbe controller have to get one Of 鍋e alrplanes on a different tght path? 2ouoy 22. Advertising C CS引fcS 待回答 回答數: 0
