\"\"

\

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.