ACARA AC9M9A01, Exponent laws with variables
Year 9 · Algebra
Apply the index laws to numerical expressions with integer exponents and extend them to expressions with variables.
Below are free printable maths worksheets that support AC9M9A01. Print them as PDFs, or generate a fresh one. Every maths answer key is computed in code, so it is never wrong.
Teaching guide
Apply the index laws to numerical expressions with integer exponents and extend them to expressions with variables.
Extend the index laws to negative and zero exponents with numbers first, then to variables, justifying each step from the meaning of a power.
Generated and checked in code, so it is correct.
Mishandling negative exponents (a negative power means a reciprocal, not a negative number), and adding exponents when the bases differ.
Number worksheets
All number worksheets →Australian Curriculum content descriptions (c) ACARA, used under CC BY 4.0. Descriptions are paraphrased. See australiancurriculum.edu.au.