KaitlynPotter9053 KaitlynPotter9053
  • 03-07-2018
  • Mathematics
contestada

The mathematical expression 9 ∈ T means:
a.) 9 union TB.) 9 intersection TC.) 9 is an element of TD.) 9 is not an element of T

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carlosego
carlosego carlosego
  • 12-07-2018

The answer is the option C, which is: C.) [tex] 9 [/tex] is an element of [tex] T [/tex].

The explanation of this answer is shown below:

In mathematics, the symbol ∈, which shown in the problem above, is used to express that an element belongs to a set.

As you can see above, the element 9 belongs to the set [tex] T [/tex], therefore, [tex] 9 [/tex] is an element of [tex] T [/tex], or: [tex] 9 [/tex]∈[tex] T [/tex].

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