(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+...
(x + 2) (x + 3). when we multiply both x +2 and x+3, then the original polynomial is generated. after factorisation, we can also find the zeros of the polynomials. in this case, zeroes are x = -2 and x = -3. types of factoring polynomials there are six different methods to...
Factorise : x^3+3xy^2-2x^2y-6y^3 00:55 Factorise : px-5q-5x+pq 00:52 Factorise : x^2+y-xy-x 00:56 factorize (a) (3a-1)^2 - 6a + 2 01:47 Factorise : (2x-3)^2-8x+12 01:05 Factorise : a^3+a-3a^2 -3 00:49 3ax-6ay-8by+4bx 01:50 Factorise : abx^2+a...
The expression 27x3+y3+z3–9xyz can be written as (3x3+y3+z3–3(3x)(y)(z)27x3+y3+z3–9xyz =(3x)3+y3+z3–3(3x)(y)(z)We know that, x3 + y3 + z3 –3xyz = (x + y + z)(x2 + y2 + z2 –xy – yz – zx)∴27x3+y3+z3–9xyz =(3x)3+y3+z3–3(3x)(y...
(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+1 ).5 Factorise: 2ar +4hr -ay-2by = (_2ax-ay )+( 4bx-2by ) = ( 2x-y )( a+2 b ).6 Factorise: x2-a2-2ab-b2 =( x2 )-(a2+2ab+b2) =( x+a+ b )( x-a- b ).7 Factorise: a2 +ax-b2 +bx = (a+b)(a-b+x).8 Factorise: xy-x-y+1=(y-1...
x^3-2x^2+3x-6= 相关知识点: 试题来源: 解析 (1)=(x^2+1)(x+1)(2)=(a^2+1)(a-1)(3)=(x+1)^2(x-1)(4)=(x^2+y^2)(x+1)(5)=(x^2+3)(x-2) (1)N/A.(2)N/A.(3)N/A.(4)N/A.(5)N/A.反馈 收藏
一II. Fill in the blanks4 Factorise: x^2+x+1/4=5Facotise:1/4x^2-x+1= 6 Factorise: 4x^2-4x+1=7 Factorise: x^2y^2-4xy+4=8 F actorise:9-12t+4t^2=9 Factorise: ()^2+20xy+25y^2=().10 Factorise:+4mm+1=(_)2. 相关知识点: 试题来源: 解析 (ζ/(I)+x) ...
百度试题 结果1 题目3 Factorise completely 3x^2y-12y^3 相关知识点: 试题来源: 解析 3y(x-2y)(x+2y)M1 for 3y({x}^{2} -4{y}^{2} ),(x-2y)(3xy+6{y}^{2} ),(x+2y)(3xy-6{y}^{2} ) or better seen 反馈 收藏
Factorise:i) 4x^2+9y^2+16z^2+12xy-24yz-16xz 相关知识点: 试题来源: 解析 4n^2+9y^2+16z^2+12xy-24yz-16*z =(2x)^2+(3y)^2+(-yz)^2+2⋅2m⋅3y +2.(3y)(-4)+2(2m)-(y2) =[2n+3y-4z^2 =(2m+3y-4Ex2n+3y-4E) 反馈 收藏 ...