Find the Vertex and Directrix of the Parabola

question 25

Multiple Choice

Find the vertex and directrix of the parabola.

• A)vertex: directrix: y=1
• B)vertex: directrix: y=12
• C)vertex: directrix: y=6
• D)vertex: directrix: y=-1
• E)vertex: directrix: y=-7

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Definitions:

Redeemed

The act of repaying or buying back something, such as repaying a loan, fulfilling a promise, or converting a financial security.

Unamortized Premium

The portion of the bond premium that has not yet been expensed to interest over the life of the bond.

Straight-Line Method

A depreciation technique which evenly spreads the cost of a fixed asset over its useful life.

Effective Interest Rate Method

A method of calculating the amortized cost of a bond and the periodic interest expense over the life of the bond.