Unit 8 Rationals Test Review

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The x-intercept is (-2, 0).

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CCSS.HSF-IF.C.7D

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The asymptotes are x = 2, x = -2, and y = 1.

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CCSS.HSF-IF.C.7D

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When finding the horizontal asymptote (H.A.), if the numerator degree is greater than the denominator degree, what is the answer?

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There is no horizontal asymptote (HA).

Tags

CCSS.HSF-IF.C.7D

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The function is shifted right and down.

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CCSS.HSF.BF.B.3

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CCSS.HSA.REI.A.2

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What is a vertical asymptote?

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A vertical asymptote is a line x = a where the function approaches infinity or negative infinity.

Tags

CCSS.HSF-IF.C.7D

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How do you find the vertical asymptotes of a rational function?

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Set the denominator equal to zero and solve for x.

Tags

CCSS.HSF-IF.C.7D

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What does it mean if a function has a hole?

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A hole occurs at a point where both the numerator and denominator are zero, indicating a removable discontinuity.

Tags

CCSS.HSF-IF.C.7D

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What is the definition of a rational function?

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A rational function is a function that can be expressed as the ratio of two polynomials.

Tags

CCSS.HSF-IF.C.7D

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What is the degree of a polynomial?

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The degree of a polynomial is the highest power of the variable in the polynomial.