2x2+6x−5x−15=2x(x+3)−5(x+3)=(2x−5)(x+3)6. Final factorization: 2x3−3x2−17x+30=(x−2)(2x−5)(x+3) (ii) Factorize x3−6x2+11x−6 1. Identify the polynomial: The polynomial is x3−6x2+11x−6.2. Find the factors of the constant term (-6):...
(i) x ^ 3 −2x ^ 2 −x+2 =x ^ 2 (x−2)−1(x−2) =(x−2)(x ^ 2 −1) =(x−2)(x+1)(x−1) (ii) x ^ 3 −3x ^ 2 −9x−5 =x ^ 3 −5x ^ 2 +2x ^ 2 −10x+x−5 =x ^ 2 (x−5)+2x(x−5)+1(x−5) =(x
百度试题 结果1 题目Factorise2x^2+17x+21(2x+3)(x+7) 相关知识点: 试题来源: 解析 (2x+3)(x+7) 反馈 收藏
25 Given that f(x)=2x^3-17x^2-58x+33(a) show that f(11)=0(2)(b)hence fully factorise f(x).(4) 相关知识点: 试题来源: 解析 (a)f(11)= 2(11)^3- 17(11)² -58(11) + 33(subst.)Note: 2662- 2057- 638 + 33 earns M markORattempt at dividing 2x^3- 17x² ...
Text SolutionVerified by Experts The correct Answer is:(x+1x)(x2+1x2−3) | ShareSave Answer Step by step video, text & image solution for Factorise : x^(3)+(1)/(x^(3))-2x-(2)/(x) by Maths experts to help you in doubts & scoring excellent marks in Class 9 exams....