Step by step video & image solution for Find the coefficient of x^3 in the expansion of 1+(1+x)+(1+x)^2+(1+x)^3+...+(1+x)^n by Maths experts to help you in doubts & scoring excellent marks in Class 12 exams.Updated on:21/07/2023 ...
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解析 C_1(3x)^3(1/2)Coefficient =54Expands at least one term correctly.PIOther terms: (3x)^4+4C^2(3x)^2(1/2)^2+C_3(10π)(1/2)^3+(1/2)^4Condone use of coefficients only.Selects their x^3 term PIStates correct coefficient. ...
百度试题 结果1 题目 4. Find the coefficient of variation of a sample which has mean equal to 25 and standard deviation of 5. 相关知识点: 试题来源: 解析 4)C.V.=20 反馈 收藏
Find the coefficient ofx4in(1+x+x2)10 View Solution Find the coefficient ofx6in(1+x+x2)−3 View Solution The coefficient ofxninx+1(x−1)2(x−2)is View Solution Find the coefficient ofx2in(aa+x)1/2+(aa−x)1/2
百度试题 结果1 题目Find the coefficient of x^2 in the expansion of ((1-2x)^2)((1+x)^2). 相关知识点: 试题来源: 解析 15 反馈 收藏
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百度试题 结果1 题目Find the coefficient of x4 in the binomial expansion of:8(5/x+x^2)^8 相关知识点: 试题来源: 解析 43750 反馈 收藏
Find the coefficient of x2019 in the expansion of (x1000+1)4(x+1)20.相关知识点: 试题来源: 解析 120. (x1000+1)4=x4000+4x3000+6x2000+4x1000+1, ∴x2019=x2000+19, ∴6×20=120.结果一 题目 求展开(x1000+1)4(x+1)20的x2019的系数.Find the coefficient of x2019 in the expans...
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