Simplify x^-28*7^-56

$x^{- 28} \cdot 7^{- 56}$

Step 1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{x^{28}} \cdot 7^{- 56}$

Step 2

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{x^{28}} \cdot \frac{1}{7^{56}}$

Step 3

Combine.

$\frac{1 \cdot 1}{x^{28} \cdot 7^{56}}$

Step 4

Simplify the expression.

Multiply $1$ by $1$ .

$\frac{1}{x^{28} \cdot 7^{56}}$

Reorder factors in $\frac{1}{x^{28} \cdot 7^{56}}$ .

$\frac{1}{7^{56} x^{28}}$