Subtracting Exponents
When dividing numbers in exponent notation with the same base, we subtract the exponents.
Consider:
This is the second law of exponents:
Example:
Simplify the following expressions, giving your answers in exponent form
Solution:
Common Error : The second law of exponent does NOT apply to subtraction of numbers in exponent notation.
The following videos shows more examples of subtraction of exponents:
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