KC Kim,A Gaunt,MT Pope - 《Journal of Cluster Science》 被引量: 17发表: 2002年 Organotin Derivatives of alpha-[XIIIW9O33]9- (X=As, Sb) Heteropolytungstates. Solution- and... Organotin derivatives of alpha-[X(III)W9O33](9-) (X = AS, Sb) heteropolytungstates. Solution- and so...
=\lim_{h \rightarrow 0}{\frac{a^{x}a^{h}-a^x}{h}}=\lim_{h \rightarrow 0}{\frac{a^{x}\left( a^{h}-1 \right)}{h}}=a^{x}\lim_{h \rightarrow 0}{\frac{ a^{h}-1}{h}} . 注意到当 x=0 时a^{x}=1 ,则 f'\left( 0 \right)=\lim_{h \rightarrow 0}{\...
Let us Find a Derivative!To find the derivative of a function y = f(x) we use the slope formula:Slope = Change in Y Change in X = ΔyΔxAnd (from the diagram) we see that:x changes from x to x+Δx y changes from f(x) to f(x+Δx)...
However, alpha-allo-KA, alpha-allo-KA methylketone and dihydro-alpha-KA even at a high concentration of 4.7 X 10(-4)M, had no effect on RAPN. From the results obtained, it appears likely that the seven excitatory compounds mentioned above act on the common receptors of the RAPN neuro...
摘要: There is described a process for the manufacture of hydroquinone derivatives of the formulae ##STR1## which are valuable intermediates in the synthesis of natural vitamin E.收藏 引用 批量引用 报错 分享 全部来源 求助全文 掌桥科研 相似文献 参考文献...
To find the partial derivative with respect to y, we treat x as a constant:f’y = 0 + 3y2 = 3y2Explanation: we now treat x as a constant, so x2 is also a constant, and the derivative of a constant is 0 the derivative of y3 (with respect to y) is 3y2...
Find the first, the second and the third derivatives of: (a) fx) = 1/(8x + 5) (b) g(x) = cos{eq}^3 {/eq}x Higher Order Derivatives It is the derivatives of the function. More the differentiation of function higher its order. Consider the function...
Sesquiphellandren-7-ol (11), a trace constituent of the oil, was identified by a comparison of its 1H-NMR spectrum with that of sesquiphellandren-9-ol (bisacurol).关键词: Artemisia sieberi Terpenes Sesquiterpenes 1,8‐Sesquicineole derivatives Bisabolene derivatives Sesquiphellandren‐7‐ol ...
这一些函数的都是 y = x^3/3 + C (C为任意实数) 定理1 对应的不定积分的 通用写法为 对应的表格: 例子 例子2 首先,先简单化简一下 再根据公式,单独求每一项的积分: 定义: 微分方程 An equation that involves the derivatives of a function is called adifferential equation涉及到函数导数的方程,我们叫...
constitutive androstane receptor (CAR) ligands phenobarbital (PB) and 1,4-bis-[2-(3,5-di-chloropyridyloxy)]benzene, and of acetaminophen-induced ... Jia, YZ,Guo, GL,S Surapureddi,... - 《Proc Natl Acad Sci U S A》 被引量: 88发表: 2005年 Bioinformatic analysis of microRNA networks...