What is the definition of irrational number? How to express it on the number axis? What is irrationality?
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The rational number a is equal to its reciprocal, the rational number b is equal to its opposite, then the 2013 power of a + the 2013 power of b is equal to () If the rational number a is equal to its reciprocal and the rational number b is equal to its opposite, then the 2013 power of a + the 2013 power of b is equal to ()
The rational number a is equal to its reciprocal, then a =1 or -1
If the rational number b is equal to its opposite number, then b =0
2013 Power of a +2013 power of b equals ±1