Question

(6y)^6 * (6y)^5
multiply and simplify. I don't think I have been doing it correctly.

Answer 1

(6y)^11

Answer 2

that's what I thought but then it said to mulitply so I wasn't sure. ???

Answer 3

The base is the same so you add the exponents.

Answer 4

We have just used the formulas of multiplication of indices , so we are just fine

Answer 5

that is it. rule is
\[b^n\times b^m=b^{m+n}\] i your case
\[b=6y,m=6,n=5\]

Answer 6

ah ok. so I did do it right. thanks for all your help guys.