Question

please please help me on this one?

which of the following represents the radical in simpleast form? √(b^14)
a.b^7
b. √(b^7)
c. b^7 √(b)

Answer 1

b^(m+n) = (b^m)^n.

If you have sqrt(x^2) , then that is equal to x.

Answer 2

argh, I mean b^(m*n) = (b^m)^n ...

and 14 = 7*2.

Answer 3

so which one would it be?

Answer 4

If you are enrolled in the class, then you should rightly be able to tell me. I've given you a pretty good hint!

Answer 5

You need to think about it.