Index laws are the rules for simplifying expressions involving powers of the same base number. = ( 3 √ 27)2 = (3)2 = 9. (2) Watch out for powers of negative numbers. For example, (−2)3 = −8 and (−2)4 = 16, so (−x)5 = −x5 and (−x)6 = x6.
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The index says that a particular number (or base) is to be multiplied by itself, the number of times equal to the index raised to it. It is a compressed method ...
Laws of indices · The first law: multiplication · The second law: division · The third law: brackets · Negative powers · Power of zero · Fractional powers. Both ...
The Index Laws · First Index Law: · Second Index Law: · Third Index Law: · Fourth Index Law: · Fifth Index Law: · Sixth Index Law: · Negative Indices:.