Basic Math Examples

$\frac{78^{- 11}}{78^{5}}$

Step 1

Move $78^{- 11}$ to the denominator using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{78^{5} \cdot 78^{11}}$

Step 2

Multiply $78^{5}$ by $78^{11}$ by adding the exponents.

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Step 2.1

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\frac{1}{78^{5 + 11}}$

Step 2.2

Add $5$ and $11$ .

$\frac{1}{78^{16}}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{78^{16}}$

Decimal Form:

$5.32704489 \cdot 10^{- 31}$