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Mrs. Billie Briggs Cobb Sixth Grade Campus Patterns, Relations, and Algebraic Thinking. TEKS 6.4 TAKS 2. Definitions. A sequence is a set of numbers that is arranged in a pattern. Each number in a sequence is called a term .
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Mrs. Billie BriggsCobb Sixth Grade CampusPatterns, Relations, and Algebraic Thinking TEKS 6.4 TAKS 2
Definitions • A sequence is a set of numbers that is arranged in a pattern. Each number in a sequence is called a term. • An expression is a mathematical statement using numbers, variables, and operations. • A variable is a letter or symbol used to represent an unknown number.
Example 1 • What is the value of the fifth term in this sequence ? 3, 6, 9, 12,… • What is a rule that describes how to find the in value of any term the sequence?
Write an expression to describe the output in terms of input. What is the pattern? ADD______ Write the rule as an expression in terms of x. x + _______ Algebraic Table Example 2
STUDENT ACTIVITY Go to the following website and complete the activity. Missing Number in a Sequence
Quiz • Write the next term in each number sequence. Explain the pattern. • 1. 16, 14, 12, 10, ___ __________________ • 2. 1, 2.1, 3.2, 4.3, ___ __________________ • 3.