point) Let S be (-infty ,2]cup [20,infty ).
Then S can also be described in set notation by the inequality |x-a|>=b
for
a=
and
b=
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(1 point) Let S be (o,2] U[20,o) Then S can also be described in set notation by the inequality [ -- a| b for a=
and b=
Note: You can earn partial credit on this problem