(1)Solution:x2 xy 8x 8y = x × x x × y 8 × x 8 × y=x(x y) 8(x y)=(x y)(x 8) (2)15xy - 6x 5y - 2 = 3×5×x×y-3×2×x×5xy-2= 3x (5y - 2) 1(5y - 2)= (5y - 2) (3x 1) (3)ax bx- ay - by = a × x b × x - a ...
(x+6)(x-7)x>2.4(a)for (x ± 6)(x ± 7)(b)3x - 8x < 3 - 15 or 15-3 <8x - 3x- 5x <- 12 or 12 < 5xaccept as equation or with the wronginequality sign.accept as equation or with the wronginequality sign.Accept or oeallow award M1 M1 A0 for with sign or no ...
Factor the given polynomial: 4u^3 - 25u^2 + 6u Factor the given polynomial: ab - 8 + b - 8a Factor the given polynomial completely: 27x^2 - 30x - 8 Factor the given polynomial: xy + 9 + 3y + 3x Factor the given polynomial completely: 3b^2 - 34b - 24 ...
结果1 题目 (a) Factorise fully 15y^4+20uy^35y3(3y+ 4u)(2)5-8x(b) S 01vc4-3x=(5-8x)/4Show clear algebraic working.4.x(4-3.x)-5-8.x or 16-12.r-5-8.r Or1-3r-1/1-2r x=.(3) 相关知识点: 试题来源: 解析 or or 反馈 收藏 ...
8x+6x–2x+22y–2yCompleteyourdiagram Lettersfornumbers:a+b=10,whatcouldaandbbe?ifa=2,b=8whatisa+b?ifa=25,b=5whatisa+b?Letters,numbersandarea 6 2 b 5 Area?2x6=12 Area?5xb=5b Letters,numbersandarea 4 a 4 a Area?4x4=16Area?axa=a2 LettersandareayWhatisthearea yofthissquare?yxy=...