百度试题 结果1 题目【题目】What is the coefficient of the as term in theexpansion of(a+b)^(10) (A.252B.126C.210D.462E.120 相关知识点: 试题来源: 解析 【解析】A 反馈 收藏
百度试题 结果1 题目What is the coefficient of the a^5 term in the expansion of (a+b)^(10)? ( ) A. 252 B. 126 C. 210 D. 462 E. 120 相关知识点: 试题来源: 解析 A 反馈 收藏
What is the coefficient of the second term (b) on the right-hand side of the equation (4a + 5)^2 = 16a^2 + ba + 25?Solving Equations:In order to solve an equation, it is important that we know how to manipulate the equation using...
Question 2 - Select One What is the sum of the coefficients in the expansion of (1+x)n ? A2n B2n−1 C2n+1 Dn+1SubmitFind the sum of the coefficient of two middle terms in the binomial expansion of (1+x)2n−1 View Solution Write the coefficient of the middle term in the ex...
To find the coefficient of x3y4 in the expression (2x+3y2)5, we can use the Binomial Theorem, which states that: (a+b)n=n∑r=0(nr)an−rbr In our case, a=2x, b=3y2, and n=5. Step 1: Identify the general termThe general term in the expansion of (2x+3y2)5 is given ...
What Is Coefficient Alpha? 来自 mendeley.com 喜欢 0 阅读量: 144 作者:Cortina,Jose M.摘要: Moderated hierarchical multiple regression (MHMR) typically is used to test for the presence of interactions. When an interaction term is composed of correlated variables, linearity and additivity become ...
The terminal behavior of a polynomial function is determined by the degree and leading coefficient of that polynomial function.Answer and Explanation: The degree of the function is the highest power of the variable {eq}x {/eq}. In the given function...
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方程和函数equation方程solution, root, zero解 variable变量constant常量(数) term 项 coefficient 系数4. 数列和集合arithmetic progression等差数列 geometric progression等比数列 set集合subset 子集 s 44、equence 序列 term 序列中的项inclusive包含序列的首末项exclusive不包含序列的首末项5. 排列组合与概率...
These a sum to 16, so our answer is 16. Let r1 and r2 be the integer zeroes of the quadratic. Since the coefficient of the x2 term is 1, the quadratic can be written as (x−r1)(x−r2)=x2−(r1+r2)x+r1r2. By comparing this with x2−ax+2a, r1+r2=a and r1r2...