Set Notation

Practice: Set Notation

Write the elements of set A:
A={y  y=x21; x>0,xZ}\text{A}=\{y~|~y=x^2-1;~x>0, x\in\mathbb{Z} \}

More Interval Notation vs. Set Notation Questions:
More Interval Notation vs. Set Notation Questions:
More Interval Notation vs. Set Notation Questions:
More Interval Notation vs. Set Notation Questions:
More Interval Notation vs. Set Notation Questions: