INTEGRAL CALCULUS - INTEGRATION BY PARTS The choice of u and du is subject to trial and error. Identify the appropriate choice of u and du. f Arcsin x dx ANSWER THIS YOU CAN USE THIS To decide what u to use, the acronym LIATE is very useful. Whichever function comes first in the given list should be used as u. L -logarithmic Functions I - Inverse trigonometric Functions A - Algebraic Functions T - Trigonometric Functions E- Exponential Functions Activate Windows Go to Seizings to activate Window