Find the area under the curve y = 1/Inx from x = 2 to 5
Do your own homework.
Incremental area dA = y(x)dx so the total area is INT(dA) = INT(1/lnx dx)|2 to 5 = 2.589424529915159 ~ 2.59 ANS. [See source.]
Use a calculator
---> Area = 2.5894
It depends on the number, my answer is 5