We give a complete solution of the matrix equation AX+BX=0, where A, B ∈ C^mxn are two given matrices, X ∈ C^mxn is an unknown matrix, and denotes the transpose or the conjugate transpose. We provide a closed formula for the dimension of the solution space ofFernando De Terán...
a不许考我 Does not have to test me[translate] aThe solution of the first equation is U0(x) = Ax, but we set A = 0 because U0(x) = O(x2). We find also first等式的解答是U0 (x) =轴,但我们设置了A = 0,因为U0 (x) = O (x2)。 我们也find[translate]...
The solution of the differential equation\(y''-2y' y=0\) is A. \(y(x)=Ce^{x}\) B. \(y(x)=(C_1+xC_2)e^{x}\) C. \(y(x)=C_1e^x+C_2e^{-x}\) D. the solution does not exist. 相关知识点: 试题来源: 解析 B ...
百度试题 结果1 题目The solution of the matrix equation is X=A^(-1)B. 相关知识点: 试题来源: 解析反馈 收藏
百度试题 结果1 题目 The solution of the equation 7x 7=8x can be expressed in the form x=logb77. What is b?( ) A. 715 B. 78 C. 87 D. 158 E. 157 相关知识点: 试题来源: 解析 C N/A. 反馈 收藏
【题目】1. If the solution of equation log2(x -3)+2x=4 isxo, then maximal integer solution of the inequlity7x-2x_0≤1,is ((A)-1.(B)0.(C)1.(D)2.译文若方程log2(x-3)+2x=4的解是xo,则不等式 7x-2x_0≤1 的最大整数解是((A)-1.(B)0.(C)1.(D)2. ...
百度试题 结果1 结果2 题目(3)The solution t oequation 2y = 3 0is(). 相关知识点: 试题来源: 解析 (3)y=15 结果一 题目 The solution to equation 2y = 30 is ( 答案 S[=相关推荐 1The solution to equation 2y = 30 is ( 反馈 收藏 ...
is a positive integer, find the value of integer a. 相关知识点: 试题来源: 解析 a=2 or a=3 (2a+1)x=3ax−2, (−a+1)x=−2, Since it has solution, (−a+1)≠0, x=2a−1. Since the solution of equation (2a+1)x=3ax−2 is a positive integer and a is a integer...
k=1结果一 题目 The solution of equation k+x2−3k−2=2x is the reciprocal of that of 2−3(x+1)=0. Find the value of k. 答案 1相关推荐 1The solution of equation k+x2−3k−2=2x is the reciprocal of that of 2−3(x+1)=0. Find the value of k.反馈 收藏 ...
解析 D Choice D is correct. The value of b^2-4ac determines the nature of roots. From the equation substitute a=1, b=1, and c=1 into the expression. b^2-4ac=1-4=-3. As b^2-4ac is negative, there are no real solutions to the equation.反馈 收藏 ...