Wolfram Research
Wolfram Math World: Algebraic Function
A short definition for what an algebraic function is.
Math Is Fun
Math Is Fun: Algebra: Substitution
What does it mean to "substitute" in algebra? Find a definition and examples of substitution being used to solve simple expressions.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Variables
Find a quick, concise explanation of what variables are. An example is given and clearly explained.
Texas Instruments
Texas Instruments: Vernier Boyle's Law
The primary objective of this experiment is to determine the relationship between the pressure and volume of a confined gas. The gas we use will be air, and it will be confined in a syringe connected to a Pressure Sensor (see Figure 1)....
Better Lesson
Better Lesson: Unit Review
What have students learned over the course of Unit 1? Students apply their knowledge of multiples, factors, order of operations, and equivalent expressions to review for the unit test.
Texas Instruments
Texas Instruments: Synonyms and Function Fictionary Using Ti Navigator
This activity will help students make sense of the idea of equivalence in Algebra. This is a fundamental concept behind simplifying expressions, a core topic in the curriculum. The graphical representation of a function can anchor...
Oswego City School District
Regents Exam Prep Center: Scientific Notation
Dealing with very small or very large numbers can be tedious. Scientific notation helps simplify the process and this tutorial teaches students scientific notation with multiple examples, practice problems, calculator tips, and two...