Use DeMoivre's Theorem to Find the Indicated Power of the Complex

question 133

Multiple Choice

Use DeMoivre's Theorem to find the indicated power of the complex number. Write the result in standard form.

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Definitions:

Semiannual Interest

Semiannual interest refers to the interest payment made two times a year on a loan or bond.

Present Value

The present valuation of a future financial sum or cash flow series, factoring in a specific return rate.

Compound Interest

Interest earned on both the initial principal and the accumulated interest from previous periods on a deposit or loan.

Bond

A financial instrument in which an investor loans money to an entity (corporate or governmental) that borrows the funds for a defined period at a specified interest rate.