Algebra 2 - Final Exam Review (Unit 1-5)

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What are the x-intercepts of a function with zeros 2, -3, and 6i?

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The x-intercepts are (-3, 0), (2, 0), (6i, 0), and (-6i, 0).

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CCSS.HSA.APR.B.3

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How do you express the range in interval notation?

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CCSS.8.F.A.1

CCSS.HSF.IF.B.5

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CCSS.HSN.CN.A.2

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What does it mean if a graph has no real solutions?

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It means that the function does not intersect the x-axis.

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Define the term 'function'.

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A function is a relation that assigns exactly one output for each input.

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CCSS.8.F.A.1

CCSS.HSF.IF.A.1

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What is the difference between real and complex numbers?

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Real numbers can be found on the number line, while complex numbers include a real part and an imaginary part (e.g., a + bi).

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CCSS.HSN.CN.A.1

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What is interval notation?

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Interval notation is a way of writing subsets of the real number line using intervals.

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How do you find the zeros of a polynomial function?

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Set the function equal to zero and solve for the variable.

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What is the significance of the x-intercepts of a function?

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The x-intercepts are the points where the function crosses the x-axis, indicating the values of x for which the function equals zero.

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CCSS.HSF-IF.C.7C