Which of the Following Functions Yields the Shape Shown Below

question 9

Multiple Choice

Which of the following functions yields the shape shown below? ​

• A)f(X,
• Y) = X² + Y²
• B)f(X,
• Y) = Xsin(2ð
• Y) + Ysin(2ð
• C)f(X,
• Y) = -X² - Y²
• D)f(X,
• Y) = Xsin(5ð
• X) + Ysin(5ð

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Definitions:

Payment

The act of transferring money, or its equivalent, from a buyer to a seller as compensation for goods or services.

Effective Interest Method

A method of calculating the amortized cost of a bond or loan based on periodic cash flows and interest expense adjustments.

Interest Expense

The cost incurred by an entity for borrowed funds.

Premium on Bonds Payable

The amount by which the selling price of a bond exceeds its principal (face value), often resulting from interest rates lower than the bond's coupon rate.