Question: Consider the equation Is this a function? What is its domain? What is its range? What is its y-intercept, if any? What are its x-intercepts,

Consider the equation

if x is rational [1 if x is irrational


Is this a function? What is its domain? What is its range?

What is its y-intercept, if any? What are its x-intercepts, if any? Is it even, odd, or neither? How would you describe its graph?

y = [1 0 if x is rational if x is irrational

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