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Match roster forms with the set builder form.

i. {P,R,I,N,C,A,L}
ii. {0}
iii. {1,2,3,6,9,18}
iv. {3,-3}
a. {x: x is a postive integer and is a divisor of 18}
b. {x: x is an integer and x^2-9=0}
c. {x: x is an integer and x+1=1}
d. {x: x is a letter of the word PRINCIPAL}



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1 ( d )
2 (b)
3 (a)
4 (c)...
1 5 1
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