利用者:NicholasHelvey

Cricondentherm is the highest temperature at which a mixture of hydrocarbons can exist as a liquid and gas in equilibrium, while cricondenbar is the highest pre
Read more









Math and Arithmetic



+2









Evaluate the integral x4 dx from 4 to 2?


Asked by Anonymous



x^(4) dx =

x^(5) /5 [2,4] =>

4^(5)/5 - 2^(5)/5 =>

2^(10) / 5 - 2^(5) / 5

[2^(10) - 2^(5) ] / 5 =

[1024 - 32] / 5 =

992/5 = 198.4

my homepage sex vn học sinh