Recognize linear, quadratic, exponential and other common functions in real world and mathematical situations; represent these functions with tables, verbal descriptions, symbols and graphs; solve problems involving these functions, and explain results in the original context.

9.2.2.1Represent and solve problems in various contexts using linear and quadratic functions.9.2.2.2Represent and solve problems in various contexts using exponential functions, such as investment growth, depreciation and population growth.9.2.2.3Sketch graphs of linear, quadratic and exponential functions, and translate between graphs, tables and symbolic representations. Know how to use graphing technology to graph these functions.9.2.2.4Express the terms in a geometric sequence recursively and by giving an explicit (closed form) formula, and express the partial sums of a geometric series recursively.9.2.2.5Recognize and solve problems that can be modeled using finite geometric sequences and series, such as home mortgage and other compound interest examples. Know how to use spreadsheets and calculators to explore geometric sequences and series in various contexts.9.2.2.6Sketch the graphs of common non-linear functions such as f(x) = square root of x, f(x)= |x|, f(x) = 1/x, f(x) = x^3, and translations of these functions, such as f(x)= square root of (x-2) + 4. Know how to use graphing technology to graph these functions.
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