TEKS 111.28(b)(5)(G)
identify functions using sets of ordered pairs, tables, mappings, and graphs;
Source: Texas Administrative Code §111.28 (Chapter 111) · Adopted 2012
Knowledge & Skills 111.28(b)(5)
Proportionality
The student applies mathematical process standards to use proportional and non-proportional relationships to develop foundational concepts of functions. The student is expected to:
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Other expectations under 111.28(b)(5)
- TEKS 111.28(b)(5)(A) represent linear proportional situations with tables, graphs, and equations in the form of y = kx;
- TEKS 111.28(b)(5)(B) represent linear non-proportional situations with tables, graphs, and equations in the form of y = mx + b, where b ≠ 0;
- TEKS 111.28(b)(5)(C) contrast bivariate sets of data that suggest a linear relationship with bivariate sets of data that do not suggest a linear relationship from a graphical representation;
- TEKS 111.28(b)(5)(D) use a trend line that approximates the linear relationship between bivariate sets of data to make predictions;
- TEKS 111.28(b)(5)(E) solve problems involving direct variation;
- TEKS 111.28(b)(5)(F) distinguish between proportional and non-proportional situations using tables, graphs, and equations in the form y = kx or y = mx + b, where b ≠ 0;
- TEKS 111.28(b)(5)(H) identify examples of proportional and non-proportional functions that arise from mathematical and real-world problems; and
- TEKS 111.28(b)(5)(I) write an equation in the form y = mx + b to model a linear relationship between two quantities using verbal, numerical, tabular, and graphical representations.