Unit 6
Functions and Volume
Unit Narrative
In this unit, students are formally introduced to the concept of a function as a relationship between “inputs” and “outputs” in which each allowable input determines exactly one output. Due to the ordering of units in IM 6–8 Math Accelerated v.360, students may have been exposed informally to function terminology earlier in this course.
First, students work with relationships that are familiar from previous grades or units (perimeter formulas, proportional relationships, linear relationships), expressing them as functions. They study the different ways functions can be represented, making connections between the...