Algebra › Section E · Polynomials › Topic E.2
Exponent rules and scientific notation
Exponents are shorthand for repeated multiplication, and a handful of rules let you simplify powers without ever writing out the factors. Scientific notation turns the same rules loose on numbers far too big or small for ordinary decimal form.
In this topic
- What an exponent means
- The product rule
- The quotient rule
- The power rules
- Zero and negative exponents
- Worked example: simplifying with all the rules
- Scientific notation: writing the huge and tiny
- Multiplying and dividing in scientific notation
- Worked example: how long moonlight takes
- Common mistakes to avoid
- Key takeaways
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