If the product of (x+m) and (x+3) does not contain the first degree term of x。what is the value of m。A。-3B。3C。0D。1 相关知识点: 试题来源: 解析 A 题目要求两个多项式(x+m)和(x+3)的乘积不含x的一次项。展开乘法: (x + m)(x + 3) = x^2 + 3x + mx + 3m =...
Now let Δx0. Hence Δy will approach 0, as will both Δf and Δg, so that the last term on the right approaches 0. Therefore, since the limit of a sum is equal to the sum of the limits (Theorem 1 of limits):dydx = f dgdx + g dfdxThis is the product rule....
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long-term 是形容词，长期的。long term 是名词，长期。在不严谨的上下文中 long term 亦可以为形容...
Similarly, the term Wj22 maps to a diagonal matrix Q that has N rows and N columns. That is, P=diag(W022,W122,…,W(M−1)22)andQ=diag(W022,W122,…,W(N−1)22). (7) The term A−j maps to the following N-by-N diagonal matrix: A=diag(A−0,A−1,…,A−(N...
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百度试题 结果1 题目If the product of the polynomial sx^2-2x+3andx^2+2x- a does not contain a term of r,then the value of a is ( ).(A)3(B)-3(C)4(D)-4 相关知识点: 试题来源: 解析 B 反馈 收藏