The center of mass x― of point masses mi with positions xi is calculated as follows x―=∑imixi∑imiAnswer and Explanation: In the given problem the center of mass (i.e., the equilibrium point) of the point masses...
百度试题 结果1 题目Find the value of y if |2x+6y+8|+|x−3y+4|=0. 若|2x+6y+8|+|x−3y+4|=0,求y的值.相关知识点: 试题来源: 解析 0.
Find the value of the line integral {eq}\int_C F \cdot dr= \int_C (2x - 3y) + 1)dx - (3x + y -5)dy {/eq} Green's Theorem: Green's theorem gives us a way to transform a line integral into a double integral. To state Green's theorem, we ...
百度试题 结果1 题目【题目】Find the value of r if|-2x+3y+11|+√(x-y-7)=0 .若 |-2x+3y+11|+√(x-y-7)=0 ,求x的值 相关知识点: 试题来源: 解析 【解析】10.
Steps to find the GCF for ( 2x^3y,22x^2y):1. Find the GCF for the numerical part ( 2,22)2. Find the GCF for the variable part ( x^3,y^1,x^2,y^1)3. Multiply the values togetherFind the common factors for the numerical part:( 2,22)The factors for ( 2) are ( -2,-...
A) Find local maximum value(s). B) Find local minimum value(s). C) Find saddle point(s). Critical Points: The critical points are the points in the domain of the function where the function is defined but the derivative of the fun...
(1)-|||-Let-|||-√2x+√3y=a+B=k-|||-(2)-|||-Solving(1)and(2),we get 2a2-2ka+k2-5=0.-|||-Since&is real and a≥0,△=k2-2(k2-5)≥0.-|||-Solving for k,we have-√0≤k≤√i0.-|||-Since k0,0k≤√10.-|||-Therefore the greatest value of√2x+√3yis√10...
25. Given that 2x+y=6 and x-3y=1,find the value of 7y(x-3y)2-2(3y-x)3. 答案相关推荐 1 25.Given that 2x+y=6 and x-3y=1,find the value of 7y(x-3y)2-2(3y-x)3.25. Given that 2x+y=6 and x-3y=1,find the value of 7y(x-3y)2-2(3y-x)3. 2 25. Gi...
答案 1.75或(134).x2+2xy+3y2+6y+4=(x+y)2+2(y+32)2+74.相关推荐 1If x and y are real numbers, find the least vaue of x2+2xy+3y2+6y+4.若x、y为实数,求x2+2xy+3y2+6y+4的最小值.
Find the value of {eq}x {/eq} that maximizes {eq}f(x) = -x - \frac{1}{x}; \quad x \gt 0 {/eq} Maximization Many problems involve finding maximum values, e.g., profit maximization. A necessary condition for interior optimal is that the first order derivative ...