When the power or index is a fraction say
then
and it is a surd of order n. In this chapter we will study the laws of indices.
Indices Introduction |
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If m is a positive integer, a x a x a …. m times is written as am. a is called the base and m is the power. We read it as "a raised to the power m". The power is also called "the index" or "the exponent".
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