assume you are doing
7^11
------
7^9
Which is
7^9 * 7^2
----------
7^9
so 7^2
which is 49
to multiply, add exponents
to divide, subtract exponents
to raise to power, multiply exponents
In Simplifying 7 to the 11th power and 7 to the 9th power, Alexis decides to use her calculator to find 7 to the 11th power and 7 to the 9th power indiviually before dividing. Show how Alexis could use the laws of exponents to arrive at the answer more easily.
3 answers
thanks so much
You are welcome !