Algebra 2 Fall 2024 Practice Final Exam

Front

What is the range of the graph of a function that has a maximum value of 9?

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What is a hole in a function?

Back

A hole occurs at a value of x where the function is not defined due to a factor that cancels out in the numerator and denominator.

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What is the result of multiplying the complex numbers (3i) and (-2 + 4i)?

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Front

Define the term 'vertex' in the context of a quadratic function.

Back

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What does it mean for a function to have a maximum value?

Back

A function has a maximum value when it reaches its highest point on the graph, beyond which the function decreases.

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How do you find the range of a quadratic function in vertex form?

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The range can be determined by the vertex's y-coordinate and the direction of the parabola (opening up or down).

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What is the significance of the discriminant in a quadratic equation?

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The discriminant determines the nature of the roots: if positive, there are two real roots; if zero, one real root; if negative, no real roots.

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