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antiseptic1488 [7]
4 years ago
6

Y={1 if x is rational 0 if x is irrational How would you describe it's graph?

Mathematics
1 answer:
Setler [38]4 years ago
6 0

The set of rational plus irrational numbers equals ALL REAL NUMBERS


Yes, it is a function because every x-value maps into only one y-value. In other words, because rational and irrational are mutually exclusive, x does not map into both 0 and 1


Domain is all real numbers.


Range is 0 or 1


y-intercept happens when x=0, so that is a rational number and y = 1


There are an infinite number of x-intercepts. Every irrational number is an x-intercept


Neither even or odd because it is not symmetric with either the y-axis or the origin.


The graph jumps between y=0 and y=1


Hope that helps Answer:


Step-by-step explanation:


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