Factorise a^3-b^3+1+3ab 03:26 If a + b + c = 0, then prove that 1/(2a^2+bc)+1/(2b^2+ca)+1/(2c^2+a... 05:09 If a^2 + b^2 + c^2 -ab-bc-ca = 0, then prove that a=b=c 04:14 If a + b + c = 0, then prove that (a+b)^2/(ab) + (b+c)^2...
We have a^3-b^3+1+3ab =a^3+(-b)^3+(1)^3-3xx a xx (-b)xx 1 =x^3+y^3+z^3-3xyz, " where" a =x, (-b) =y and 1=z =(x+y+z)(x^2+y^2+z^2-xy-yz-zx) =(a-b+1)(a^2+b^2+1+ab+b-a) =(a-b+1)(a^2+b^2+ab-a+b1).
5. Factorise:(a) x^3+1/(x^3) (b) a^3-1/(b^3) () (a^3)/(27)+(b^3)/(64) (d) (x^3)/(27)-(125)/(y^3) () (27x^3)/(64)+1 相关知识点: 试题来源: 解析 c)( (C (a/3+a/4)((a^2)/9-(ab)/(12)+(b^2)/(16)) e) (-(3x)/4+1...
3ab+62;a+b,b-c-|||-4-|||-axb;ax-b;x+1 52ax-ay;4bx-2by;2x--|||-y;a+26 6x2;a2+2ab+62;x+a+b;x--|||-a-b7(a+b)(a-b+x)8(y-1)(x1) 结果一 题目 II. Fill in the blanksFactorise:ab+b^2-ac-bc=()-() 4 Factorise:ax^2+ax-b-bx=()=() 5 Facto...
Factorise : ab -2 b + a^2 - 2a 01:24 Factorise : a^3 - a^2 + a - 1 00:53 Factorise : 2a - 4b - xa - 2bx 01:04 Factorise : xy - ay - ax + a^2 + bx - ab 01:44 Factorise : 3x^5 - 6x^4 - 2x^3 + 4x^2 + x-2 01:57 Factorise : -x^(2) y - x + ...
Factorise(a+b+c)(bc+ca+ab)−abc View Solution Factorisation of−3a2+3ab+3acis View Solution factorize :2a2+bc−2ab−ac View Solution ∣∣ ∣ ∣∣−bcb2+bcc2+bca2+ac−acc2+aca2+abb2+ab−ab∣∣ ∣ ∣∣=64. then (ab+bc+ac) is ...
Compute (x-1) ^(3) 01:25 Factorise a ^(3) - 3a^(2) b + 3ab ^(2) -b ^(3) 01:37 Find the product (a-b-c) (a ^(2) + b ^(2) + c ^(2) - ab + bc-ca) witho... 02:34 Fractorise 27a ^(3) + b ^(3) + 8c^(3) -18-18 abc using identity. 03:19Exams...
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Answer Step by step video & image solution for Factorise. x^2-x(a+2b)+2ab by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams. Updated on:21/07/2023 Class 12MATHSDEFAULT Similar Questions Doubtnut is No.1 Study App and Learning App with Instant Video ...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...