It seems that the Ancient Greeks knew about exponentiation already. The notation we currently used, on the other hand, was introduced by Descartes, in the 17th century.
Chat with our AI personalities
Exponents are typically introduced in 5th grade, when students begin to explore concepts of powers and the rules of exponents. However, the depth of understanding and application of exponents can continue to develop throughout middle school and high school mathematics courses.
you do not do anything when you add numbers with exponents. you just figure out the answer. it is only if you multiply numbers with exponents, where you add the exponents..
Fractional exponents follow the same rules as integral exponents. Integral exponents are numbers raised to an integer power.
Add the exponents
The laws of exponents work the same with rational exponents, the difference being they use fractions not integers.