A physical quantity 'x'is calculated from the relation x=a^3b^2/root of cd. Calculate percentage error in x, if a, b, c and d are measured respectively with an error of 1%,3%,4% and 2%

Answer 1

Easy.

http://www.lhup.edu/~dsimanek/scenario/errorman/propagat.htm

error= 1*3+3*2-1/2*4-1/2*2=3+6-2-1=6percent error