$\"\"$ $\"\"$ $\"\"$

The statement is “ $\"\"$ ”.

$\"\"$ (Product of two same signs is positive)

Rearrange the terms using the commutative property: a + b = b + a.

$\"\"$

$\"\"$ (Associative property of multiplication: $\"\"$ )

$\"\"$ (Multiply: $\"\"$ )

$\"\"$ (Commutative property of multiplication: $\"\"$ )

$\"\"$ (Multiply: $\"\"$ ) $\"\"$

The product is $\"\"$ .