Page 3 - ln

1. Base is ‘b’ so only subtract the
power or exponents.
2. Here base is ‘m’ and ‘n’
respectively subtract the
exponents of them

 Example 1
We take out the
common factor
out
 Example 2
Factorise
numerator and
denominator
then take out
the common
factor from
both.
 Example 3
Try yourself