Given the expression:
[tex](b^n)^m[/tex]
Let's find the equivalent expression.
To find the equivalent expression, apply the power rule and multiply the exponents.
We have:
[tex](b^n)^m=b^{n*m}[/tex]
Therefore, the equivalent expression is:
[tex]b^{n\cdot m}[/tex]
ANSWER: A
[tex]b^{n\cdot n}[/tex]
