Beginning & Intermediate Algebra
{b,c}\(\left\]\lbrace{b,c}\[\right\]\rbrace\)
{b,d}\(\left\]\lbrace{b,d}\[\right\]\rbrace\)
{a,b,c,d,e}\(\left\]\lbrace{a,b,c,d,e}\[\right\]\rbrace\)
{c}{\(\left\[\lbrace\) c\(\right\]\rbrace\)}