Pre-Algebra Examples

$- 13 \sqrt{13^{2}} - 4 \cdot 2 \cdot - 24$ , $2 x$

Step 1

Pull terms out from under the radical, assuming positive real numbers.

$- 13 \cdot 13 - 4 \cdot 2 \cdot - 24 + 2 x$

Step 2

Multiply $- 13$ by $13$ .

$- 169 - 4 \cdot 2 \cdot - 24 + 2 x$

Step 3

Multiply $- 4 \cdot 2 \cdot - 24$ .

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Step 3.1

Multiply $- 4$ by $2$ .

$- 169 - 8 \cdot - 24 + 2 x$

Step 3.2

Multiply $- 8$ by $- 24$ .

$- 169 + 192 + 2 x$

Step 4

Add $- 169$ and $192$ .

$23 + 2 x$

Step 5

Since there are no common prime factors, the GCF is $1$ .

$1$