$\"\"$

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The expression is $\"\"$

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

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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.

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

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

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Multiply the complex numbers using FOIL method

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$\"\"$

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

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

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$\"\"$ (Apply Commutative property: $\"\"$ )

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

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

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$\"\"$ (Apply Commutative property: $\"\"$ )

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

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The simplified expression is $\"\"$ .