What does exponential notation give a short way of writing?
AA number added to itself often
BA number divided by itself
CA number subtracted from one
DA number multiplied by itself
Answer & Solution
Correct answer: D. A number multiplied by itself
1. Writing out a long repeated multiplication takes a lot of space.
2. Exponential notation is a short way of writing the same number multiplied by itself many times.
3. This makes very large and very small numbers much easier to handle.
_Source: Siyavula Mathematics Grade 10 (Everything Maths, CC BY 4.0), Chapter 2: Exponents_