(a) Factorise completely 2x^2-5x-12 .Answer...2] 相关知识点: 试题来源: 解析 (a)Must-Know Concept:Substitute x=2 y-3 into the expression in (a) to get the expression in (b). 反馈 收藏
百度试题 结果1 题目Factorise: 2x^3-5x^2-19x+42 相关知识点: 试题来源: 解析 (x-2)(2x-7)(x+3)反馈 收藏
(a+b)2=a2+2ab+b2(a−b)2=a2−2ab+b2a2−b2=(a+b)(a−b) Answer and Explanation:1 We have to Factorise:25x2−9. We will apply the algebraic identities to factorize the given expression: $$\begin{align} 25x^2 - 9... ...
The factorisation of 10x^2 – 18x^3 + 14x^4 is View Solution Factorise : 3x2+14x+15 View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths Cengage Solutions for Maths DC Pandey Solutions for Physics ...
Factorize: 7 (3 k - 1)^2 + 26 (3 k - 1) - 8 Factorize: A) 2x^3 + 5x^2 6x + 9\B) 2x^3 + 9x^2 + 3x - 4 0 Factorize x^3 - 5 x + 4. Factorize: 3x^2 - 4x + 2=8 Factorize: 4z^2-12z-40 Factorize: 9x^2 + 6x + 8 = 0 ...
such that a + b =5 and ab = 6. on solving this we obtain, a = 3 and b = 2 thus, the above expression can be written as: x 2 + 3x + 2x + 6 = x(x + 3) + 2(x + 3) = (x + 3)(x + 2) thus, x+3 and x+2 are the factors of the polynomial x 2 + 5x + ...
百度试题 结果1 题目Hence, factorise fully2x^3+5x^2-14x-8 相关知识点: 试题来源: 解析 =(x+4)(2x^2-3x-2) =(x+4)(2x+1)(x—2) 反馈 收藏
Factorise : (iv) 5x2−4xy−12y2 View Solution Factorise: x4+x2+1 View Solution Factorise : (iv) ax2+b2y−ab2−x2y View Solution ICSE-FACTORISATION-EXERCISE 13(F) Factorise : (ii) 25 (2x - y)^(2) - 16 (x-2y)^(2) 02:37 Factorise : (iii) 9x^(2) - (1)/( 16)...
(a)4x2-16=4(x2-4) 1,4 =u(x^2-2^2) 4 and 16=4 4c2(2) Pifference between 2 squares (b) 72-12P^2=3125-4P^2 =3[5-(29)2] =3(5+2P)(5-2P) (C)2x2+10x+12 +3 x 3x =2(x^2+5x+6) 24 =2(x+3x+2) x2+6 50 (d)3x(2x-11)+15 -X =6x2-33x+15 X一 ...
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=...