Unit 4 Radical Functions Flashcard 1 Review

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CCSS.HSF-BF.A.1C

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CCSS.HSF-BF.B.4A

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Given f(x) = 3x^2 + 7x and g(x) = 2x^2 - x - 1, find (f + g)(x).

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CCSS.HSF-BF.A.1C

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What is the definition of a radical function?

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A radical function is a function that contains a variable within a radical (square root, cube root, etc.).

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How do you find the inverse of a function algebraically?

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To find the inverse, swap the x and y in the equation and solve for y.

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CCSS.HSF-BF.B.4A

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What is the effect of a negative sign in front of a radical function?

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A negative sign reflects the graph of the function across the x-axis.

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CCSS.HSF-IF.C.7B

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What is the vertical line test?

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The vertical line test is a method to determine if a curve is a function by checking if any vertical line intersects the curve at more than one point.

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What is the definition of a composite function?

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CCSS.HSF-BF.A.1C