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Exponents and Functions
Finding Powers :
You have already used exponents to write numbers.
Here 2= Exponent , 4=Base and 16 is Power .
Example1: Use an exponent to rewrite xxxx.
Solution : x is used as a factor four times, therefore
Multiplying With Exponents :
You can multiply powers when the bases are the same.
1.Rewrite each power as the product of factors .
2.Now, see how many times each base is used as a
Example: Multiply b2 . ab
step1: bb . ab
Now rewrite with an exponent