(a) Factorise :x2−(z−5)x−5z (b) Factorise :x2+x−y+y2−2xy View Solution Factorise:(x2−5x)(x2−5x−20)+84 View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
, the factors of 18 are 2, 3, 6, 9 and 18, such as; 18 = 2 x 9 18 = 2 x 3 x 3 18 = 3 x 6 similarly, in the case of polynomials, the factors are the polynomials which are multiplied to produce the original polynomial. for example, the factors of x 2 + 5x + 6 is ...
Factorise: x2+5x+6 View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE prep, NEET preparation and CBSE, UP Board, Bihar Board, Rajasthan Board, MP Board, Tel...
例如,$x^2 + 5x + 6$可以分解为$(x + 2)(x + 3)$。 3.3 十字相乘法 十字相乘法是一种特殊的因式分解方法,适用于二次多项式。其关键在于找到两个数,它们的和等于多项式的一次项系数,它们的积等于多项式的常数项。然后,将这两个数分别与原多项式的一次项和常数项组合,形成两个因式...
(b) Factorise.x^2+5x-6 (x+6)(x-1)final answer...[2] 相关知识点: 试题来源: 解析 (x+6)(x-1)final answerB1 for final answer (x+a)(x+b)whereab=-6 or a+b=5or for x(x-1)+6(x-1) seenor for x(x+6)-[1](x+6) seenor for correct answe seen and spoilt 反馈...
百度试题 结果1 题目(b)(i)Factorise x^2+5x-36(x+9)(x-4) 相关知识点: 试题来源: 解析 http://gallery.fbcontent.cn/latex?decode=false&latex=%24%24(%20x%20%2B%209%20)%20(%20x%20-%204%20)%24%24%25&fontSize=46 反馈 收藏 ...
百度试题 结果1 题目Factorise these quadratic trinomials.x^2-5x-14 相关知识点: 试题来源: 解析 (-7)(+2) 反馈 收藏
【题目】C. Questions that require solutionsFactorise the following:(1) x^2-5x+6(2) 4x^2-5(3) 4x^2+8x-1 ;(4) 3t^2-4t-1 ;(5)2y2-4y+1;(6) 2x^2-10xy+9y^2(7) -x^2-xy+y^2 ;(8) 2x^2y^2+4xy-3(9) -y^2x-4x^2y+2x^3(10) (x^3+x)^2-2x(x+1)-3 ...
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
(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...