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Junior High
Mathematics
請問這三題怎麼解
Mathematics
Junior High
Resolved
11 monthsago
Ann
請問這三題怎麼解
50 , )3.x = 5 時 1999x3− 399x * 的值為何? (A) 500 (B)-500 (C) 400 (D)-400 xx (1999-399) (A)(y+z)、(x+y) )4. 如右圖,有4片長方形吐司,浩男想將這4片吐司拼成一片 大矩形,則拼成矩形的長、寬可能為多少?其 0.20 AEA 玩最圖市 示表來2/8 (B)(x + z)、(y+z) (日)(5 (C)(x+y)、(x+z) 今天左一種症 A(A) (D)(y+z)、(x+2z) )5.寬(3x+2)公分、長(4x-1)公分的長方形紙,依右圖 3x+ 2 方式疊在桌面上;試問疊完 2 張後,在桌上所覆蓋的面積為左四十 多少平方公分?·財 〖創新題〗 4x-1 (A)(3x+2) (4x-5) (B)(3x-2)(4x - 5) 一張 1)A) 二張 (C)(3x+2)(5x-4) (D)(3x+ 2)(5x+4) 眼面二面三兩兩攤衣易一咲日,圖(
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@煞氣的魚🐟
11 monthsago
供參
Ann
11 monthsago
感謝🙏
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