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Wordabulary

exponent rules

Pronunciation
Noun B2 Upper-intermediate

Quick answer

The set of rules that describe how to simplify expressions involving powers, such as multiplying or dividing terms with the same base.

"Using the exponent rules, she simplified x cubed times x squared into x to the fifth."

Usage notes

The key rules to remember are that multiplying powers with the same base adds the exponents, and dividing subtracts them.

Test yourself

Which word fits the gap? "Using the _____, she simplified x cubed times x squared into x to the fifth."

Answer: exponent rules

In your own words, what does "exponent rules" mean?

The set of rules that describe how to simplify expressions involving powers, such as multiplying or dividing terms with the same base.

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