Evaluating Functions and Expressions

The video tutorial explains how to evaluate different types of functions by substituting specific values into the function rules. It covers polynomial, absolute value, cube, fractional, exponential, and reciprocal functions, demonstrating the process of substitution and simplification to find function values. The tutorial emphasizes the importance of following the order of operations and simplifying expressions to obtain the correct results.

What is the result of evaluating f(x) = 3x^2 - x when x = -4?

• 60

• 56

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• 48

Tags

CCSS.HSF.IF.A.2

How do you calculate the value of t(n) = |n - 2| when n = -5?

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• 3

• 7

Tags

CCSS.HSF.IF.A.2

What is the value of d(r) = (2r)^3 when r = -3?

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• 108

• -108

• -216

Tags

CCSS.HSF.IF.A.2

How do you simplify g(x) = 2/(3x) when x = -6?

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• -1/6

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Tags

CCSS.HSF-IF.C.8B

What is the result of k(x) = 2^x when x = 3?

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Tags

CCSS.6.EE.A.2C

How do you evaluate p(n) = 1/n^2 when n = -6?

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Tags

CCSS.6.EE.A.2C