18. The number of ordered pairs of positive integers(m,n),suchthat1/m+1/n=1/(15)(A)10(B)2(C)4(D)8(E)9 相关知识点: 试题来源: 解析 18. The number of ordered pairs of positive integers(m,n), suchsint1/m+1/n=1/(15)1SE(A)10(B)2(C)4(D)8(E)9 ...
Determine the number of ordered pairs (x,y) of positive integers satisfying the following equation: 求满足下式的正整数序偶对(x,y)的数目: x√y+y√x−√2007x−√2007y+√2007xy=2007.相关知识点: 试题来源: 解析 6. Rewrite the equation as x√y+y√x+√2007xy=√2007x+√2007y+2007,...
【题目】18有多少对有序正整数(m,n)满足方程 1/m+1/n=18. The number of ordered pairs of posive integers1/(15)! (s,n), such_1ha_n1/m+1/n=1/(15)(A)10(A)10(B)2(B)2(C)4(C)4(D)8(E)9(D)8(E)9 相关知识点:
Find the number of ordered pairs of real numbers (a,b) such that (a+bi)2002=a−bi.( )A.1001B.1002C.2001D.2002E.2004 答案 E相关推荐 1Find the number of ordered pairs of real numbers (a,b) such that (a+bi)2002=a−bi.( )A.1001B.1002C.2001D.2002E.2004 反馈 收藏 ...
Determine the number of ordered pairs of integers (m,n) for which mn≥0 and m^3+n^3+99mn=33^3.求满足mn≥0及m^3+n^3+99mn=33^3的整数序偶(m,n)的数目. 相关知识点: 试题来源: 解析 35.Using the identity a^3+b^3+c^3-3abc=1/2(a+b+c)[(a-b)^2]+(b-c)^2+(c-a)^2...
sec2(a+2)x+a2−1=0;−π<x<π is A 2 B 1 C 3 D infinite Video SolutionText SolutionGenerated By DoubtnutGPT The correct Answer is:C To solve the equation sec2(a+2x)+a2−1=0 for the number of ordered pairs (a,x) satisfying the condition −π<x<π, we can follow ...
View Solution Consider the system in ordered pairs(x,y)of real numberssinx+siny=sin(x+y),|x|+|y|=1. The number of ordered pairs(x,y)satisfying the system is View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium ...
【题目】How many ordered pairs (a,b) such that a is a positive real number and b is an integer between 2 and200, inclusive, satisfy the equation(log_6a)^(2017)=log_b(a^(2017))?()A.198B.199C.398D.399E.597 相关知识点:
First, we find the prime factorization of 2020, which is 240×520. The equation m2n=2020 tells us that we want to select a perfect square factor of 2020,m2. The n might throw you off here, but it's actually kind of irrelevant because once m is selected, the remaining factor will al...
参考资料：<a href="http://amc.maa.org/mathclub/5-0" target="_blank" rel="nofollow noopener">http://amc.maa.org/mathclub/5-0</a>,problems/H-problems/H-web,ia/2002web/ha02-24-ia.shtml