Khaemenes Academy · Open-Age Mathematics

Unit 10 Foundation Practice

Guided review with smaller steps and reference formulas.

Directions: Show exact work before decimals, label domains or intervals, and explain calculator use.

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Find the next term: 4,9,14,19,…

2. {'id': 'u10-l01', 'number': 1, 'title': 'Sequences, Recursive Definitions & Explicit Rules', 'family': 'sequences', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Write an explicit rule for 4,9,14,…

3. {'id': 'u10-l01', 'number': 1, 'title': 'Sequences, Recursive Definitions & Explicit Rules', 'family': 'sequences', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Find a_8 for a_n=3·2^{n−1}.

4. {'id': 'u10-l01', 'number': 1, 'title': 'Sequences, Recursive Definitions & Explicit Rules', 'family': 'sequences', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Give a recursive rule for 10,7,4,1,…

5. {'id': 'u10-l01', 'number': 1, 'title': 'Sequences, Recursive Definitions & Explicit Rules', 'family': 'sequences', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Is 2,6,18,54 arithmetic or geometric?

6. {'id': 'u10-l01', 'number': 1, 'title': 'Sequences, Recursive Definitions & Explicit Rules', 'family': 'sequences', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Find the 20th term of a_n=7+4(n−1).

7. {'id': 'u10-l02', 'number': 2, 'title': 'Arithmetic Sequences and Finite Series', 'family': 'series', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Find 3+7+11+15+19.

8. {'id': 'u10-l02', 'number': 2, 'title': 'Arithmetic Sequences and Finite Series', 'family': 'series', 'week': 29, 'unit': 10, 'unit_title': 'Sequences, Series & Discrete Growth', 'essential': 'How do recursive and explicit structures describe discrete change, accumulation, convergence, and financial or scientific processes?', 'project': 'Discrete Growth, Finance & Convergence Investigation'}

Find the sum of the first 8 terms of 2,6,18,…

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