Multiply $( 2 + 8 i )$ By Its Complex Conjugate and Simplify

question 25

Multiple Choice

Multiply $( 2 + 8 i )$ by its complex conjugate and simplify.

• A)68
• B) \(- 60\)
• C) \(10 + 8 i\)
• D) \(68 + 32 i\)
• E)10

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Definitions:

Price Floor

A government or group-imposed limit on how low a price can be charged for a product, usually above the equilibrium price, to protect producers.

Price Ceiling

A government-imposed limit on how high a price can be charged for a product, service, or commodity, intended to protect consumers from high prices.

Equilibrium

A state in a market where supply equals demand, with the selling price of goods remaining constant as long as other variables remain unchanged.

Price Floor

A government-imposed minimum price below which a certain good cannot be sold.