(i) x^2 + xy + 8x + 8y = x(x+y) + 8(x+y) = (x+y)(x+8) (ii) 15xy - 6x +5y - 2 = 5y(3x+1) -2(3x+1) = (5y-2)(3x+1) (iii) ax+bx-ay-by a(x-y) + b(x-y) (x-y)(a+b) (iv) 15pq + 15 + 9q + 25p = 5p(3q + 5) + 3(3q+5) =(5p+...
Factorise : (x-y)^(3) - 8x^(3) 02:31 Factorise : (8a^(3))/(27) - (b^(3))/(8) 01:34 Factorise : a^(6) - b^(6) 01:23 Factorise : a^(6) - 7a^(3) - 8 02:05 Factorise : a^(3) - 27b^(3) + 2a^(2)b - 6ab^(2) 01:45 Factorise : 8a^(3) - b^(3...
Factorise x2−8x+12. 因式分解 x2−8x+12. 相关知识点: 试题来源: 解析 (x−2)(x−6). 结果一 题目 Factorise x2−8x+12.因式分解 x2−8x+12. 答案 (x−2)(x−6).x2−8x+12=(x−2)(x−6). 相关推荐 1Factorise x2−8x+12.因式分解 x2−8x+12. 反馈 收...
x2−8x+12. 因式分解 x2−8x+12.相关知识点: 试题来源: 解析 (x−2)(x−6). 结果一 题目 【题文】计算:- 答案 【答案】【解析】【分析】根据有理数混合运算的顺序:先算乘方,再算乘除,最后算加减,即可计算出结果.【详解】解:【点睛】本题考查了有理数混合运算,掌握有理数乘方、乘除、加减...
Factor the given polynomial: x^2 + 8x + 12 Factor the given polynomial: q^4 - 10q^3 + 21q^2 Factor the given polynomial: 3u^3 - 6u^2 - 9u Factor the given polynomial: 25x^2 + 8 + 30x Factor the given polynomial: ab + 4a + 2b + 8 ...
III. Questions that require solutions extcircled(11) Factorise: 2x-8x^312 Factorise: 8a^2-2b^213 Factorise_:-x^2+(x+y)^214 ∃actorise:3m(x-y)^3+27m^3(y-x) 相关知识点: 试题来源: 解析 2x(1+2x)(1-2x)12 2(2a+b)(2a-b)y-3m) ...
1use the factor therem to factorise the following cubics as far as possible:f(x)=x(的三次方)-7x+62find a given that (x+4) is a factor of f(x)=x(的三次方)+8x^+ax+12 and hence factorise f(x) completely.3show that (x-2) is a factor of f(x)=x的三次方-4x^+x+6 and ...
(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 n...
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 ...
12x+20y 8x+4x+22y–2y 12x–6y+26y 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 Lette...