What is the fractional error?

Define fractional error.

Show that the maximum fractional error in the product of two quantities is equal to the sim of the fractional errors in the individual quantities.

Calcualte the fractional error ((Deltax)/x) , if x=a^(n) ,

What is maximum fractional error in (a+b) Given ∆ a and ∆b are absolute errors in measurements a and b.

What is maximum fractional error in a-b Given ∆ a and ∆b are absolute errors in measurements a and b.

What is maximum fractional error in ab Given ∆ a and ∆b are absolute errors in measurements a and b.

What is maximum fractional error in a/b Given ∆ a and ∆b are absolute errors in measurements a and b.

Find the fractional error in the measurement of x = A^mB^ n