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Simplify [tex]$4^{-4}$[/tex].

A. [tex]\frac{1}{256}[/tex]
B. [tex]\frac{1}{16}[/tex]
C. 16
D. 256


Sagot :

Certainly! Let's break down the simplification of [tex]\(4^{-4}\)[/tex] step by step:

1. Understand the Negative Exponent:
A negative exponent indicates that the base should be taken as the reciprocal and the exponent should be made positive. So, [tex]\(4^{-4}\)[/tex] can be rewritten as:
[tex]\[ 4^{-4} = \frac{1}{4^4} \][/tex]

2. Calculate [tex]\(4^4\)[/tex]:
To simplify further, we need to determine what [tex]\(4^4\)[/tex] equals. We can break it down:
[tex]\[ 4^4 = 4 \times 4 \times 4 \times 4 \][/tex]

3. Perform the Multiplication:
Let's compute the value of [tex]\(4^4\)[/tex]:
[tex]\[ 4 \times 4 = 16 \][/tex]
[tex]\[ 16 \times 4 = 64 \][/tex]
[tex]\[ 64 \times 4 = 256 \][/tex]
Therefore, [tex]\(4^4 = 256\)[/tex].

4. Determine the Reciprocal:
Now that we know [tex]\(4^4 = 256\)[/tex], we can go back to our expression involving the negative exponent:
[tex]\[ 4^{-4} = \frac{1}{4^4} = \frac{1}{256} \][/tex]

Hence, the simplified form of [tex]\(4^{-4}\)[/tex] is [tex]\(\frac{1}{256}\)[/tex].

The correct answer is:
[tex]\[ \frac{1}{256} \][/tex]