1. **State the problem:** Determine whether the expression $$\frac{2^{4m}}{16}$$ is equivalent to each of the given expressions: $$2^{4m-4}$$, $$4^{2m} \cdot 2$$, $$16^m \cdot 1$$.
2. **Rewrite the denominator:** Note that $$16 = 2^4$$, so the expression becomes:
$$\frac{2^{4m}}{2^4}$$
3. **Apply the quotient rule of exponents:**
$$\frac{a^x}{a^y} = a^{x-y}$$
4. **Simplify the expression:**
$$\frac{2^{4m}}{2^4} = 2^{4m-4}$$
5. **Check equivalence with each expression:**
- Compare with $$2^{4m-4}$$: They are exactly the same, so **Equivalent**.
- Compare with $$4^{2m} \cdot 2$$:
Rewrite $$4^{2m}$$ as $$(2^2)^{2m} = 2^{4m}$$, so:
$$4^{2m} \cdot 2 = 2^{4m} \cdot 2 = 2^{4m+1}$$
This is not equal to $$2^{4m-4}$$, so **Not equivalent**.
- Compare with $$16^m \cdot 1$$:
Rewrite $$16^m$$ as $$(2^4)^m = 2^{4m}$$, so:
$$16^m \cdot 1 = 2^{4m}$$
This is not equal to $$2^{4m-4}$$, so **Not equivalent**.
**Final answer:**
- $$\frac{2^{4m}}{16} = 2^{4m-4}$$ is equivalent to $$2^{4m-4}$$ only.
- It is not equivalent to $$4^{2m} \cdot 2$$ or $$16^m \cdot 1$$.
Exponent Equivalence 027D3F
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