[x_(i)>0,i=1,2,...,50" and "x_(1)+x_(2)+...+x_(50)=50],[" then the minimum value of "],[(1)/(x_(1))+(1)/(x_(2))+...+(1)/(x_(50))quad " equals to "]

If x_(i)>0i=1,2,3,...50x_(1)+x_(2)..+x_(50)=50 then the minimum value of (1)/(x_(1))+(1)/(x_(2))+...+(1)/(x_(50)) equals

If a_(i)>0AA i=1,2,3,...50 and a_(1)+a_(2)+a_(3)+...+a_(50)=50 then the minimum value of (1)/(a_(1))+(1)/(a_(2))+(1)/(a_(3))+...+(1)/(a_(50))=

If x_i>0 i=1,2,3,...50 x_1+x_2...+x_50=50 then the minimum value of 1/(x_1) +1/(x_2) +...+1/(x_50) equals

If x_1gt0,i=1,2.....50 and x_1+x_2+.....x_50=50 then the minimum value of 1/x_1+1/x_2+......1/x_50 equals to.

If x:2(1)/(3)::21:50, then what is the value of x?

If both the mean and the standard deviation of 50 observations x_(1), x_(2),…, x_(50) are equal to 16, then the mean of (x_(1) -4)^(2), (x_(2) -4)^(2), …., (x_(50) - 4)^(2) is k. The value of (k)/(80) is _______.

If both the mean and the standard deviation of 50 observations x_(1), x_(2),…, x_(50) are equal to 16, then the mean of (x_(1) -4)^(2), (x_(2) -4)^(2), …., (x_(50) - 4)^(2) is k. The value of (k)/(80) is _______.

If both the mean and the standard deviation of 50 observatios x_(1), x_(2),….x_(50) are equal to 16, then the mean of (x_(1)-4)^(2), (x_(2)-4)^(2),….,(x_(50)-4)^(2) is

If both the mean and the standard deviation of 50 observatios x_(1), x_(2),….x_(50) are equal to 16, then the mean of (x_(1)-4)^(2), (x_(2)-4)^(2),….,(x_(50)-4)^(2) is