Question

[nguyen ngoc nha thi]

(1 + 1/2) x (1 + 1/3) x (1 + 1/4) x (1 + 1/x) = 1008 x 1/2

Answer 1

[nguyễn tuấn thảo]

(3/2)*(4/3)*(5/4)*(x+1/x)=504

(5/2)*[x+(1/x)]=504

(X+1)/X=504:5/2=201,6

1+(1/X)=201,6

1/X=200,6

200,6X=1

X=5/1003