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.../dx^2 = -2, so x = 25 is max. Therefore when 50 is divided into 2 equal parts the product is maximum. ie. 50 divided into...

1.(-2)& divide ;(-6) = 三分之一 (因為第一條係& divide ;數,只可以同你講負負得正,係...

先拆小括號 12-[135& divide ;27-21& divide ;(11-2x2)] = 12-[135& divide ;27-21& divide ;(11-4)] = 12-(135& divide ;27-21& divide ;7) 先乘除後加減 = 12-(5-21& divide ;7) = 12-(5-3) = 12-2 = 10

距離& divide ;時間=速率 1.爸爸用了40分鐘駕駛車駛過一條長50公里的高速公路，他駕駛的平均速率是多少?? [單位為：km/h (x公里每小時)] 50& divide ;(40& divide ;60)=75km/h 距離=速率×時間 2.梁先生駕車以50公里每...

.... It cannot be solved. When f(x) is divided by (x - 5) f(x) = (x - 5)Q(x) + R1 = 3 R1 = 3 When...

解方程 (15Points) 十萬火急 Thanks 2.6-(8.5-A)& divide ;3.5=2x[1& divide ;7.5] 2.6-(8.5-A)& divide ;3.5=4/15 2.6-(8.5-A...

...既 step 出黎 睇清楚你既問題係邊到 Let the answer of 0.6& divide ;0.6 be x, such that 0.6& divide ;0.6 = x (6& divide ;10) & divide ; (6& divide ;10) = x...

6& divide ;(1-6& divide ;8)=6& divide ;(1-0.75) =6& divide ;0.25 =24 http://www.semple.edu.hk/mpn185/misc/math24/worksheet/main/worksheet.pdf 2013-08-23 16:31:42 補充： http://www.semple.edu.hk/mpn185/misc/math24/worksheet/main/worksheet.pdf 超好用