$\"\"$

\

The expression is $\"\"$

\

The FOIL method can be used to multiply the complex numbers.

\

\

Foil method: the product of two binomials is the sum of the products of the First terms, the Outer terms, the Inner terms and the Last terms.

\

The word FOIL is an acronym for the four terms of the product.

\

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

\

Multiply the complex numbers using FOIL method

\

$\"\"$

\

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

\

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

\

$\"\"$ (Apply additive inverse property: $\"\"$ )

\

$\"\"$ (Apply additive identity property: $\"\"$ ) $\"\"$

\

$\"\"$ (Substitute the imaginary unit value $\"\"$ )

\

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

\

$\"\"$ (Add: $\"\"$ ) $\"\"$

\

The simplified expression is 25.

\