1. Provide two examples of a function: (1) as a table of values and (2) as a graph. Explain the definition of a function. Be sure to include mathematical vocabulary in your response.
2. In a paragraph, explain what the domain and range is for the function f(x) = x2 + 4x - 21.
3. An equation, f, has a domain of all whole numbers and has a range of all real numbers. Does the equation represent a function? Explain why or why not.
4. What is the range of the function g(x) = 3x2 - 6x + 3 when the domain is defined as the set of integers, x, such that 0<=x<=4? Show all work.
5. Write the recursive formula and the explicit formula for the sequence {-15,-7,1,9, 17,...}. Show all work.
6. In a paragraph, write which formula, recursive or explicit, is easiest for you to use when finding the 10th term in a sequence. Explain your reasoning in complete sentences.
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