Look at the sets below.
{7, 8, 9, 10} {9, 10, 11, 12}
Which of the following shows the union of the sets?
A. {9, 10}B. {7, 8, 9, 10}C. {9, 10, 11, 12}D. {7, 8, 9, 10, 11, 12}

Question

Look at the sets below.
{7, 8, 9, 10} {9, 10, 11, 12}
Which of the following shows the union of the sets?
A. {9, 10}B. {7, 8, 9, 10}C. {9, 10, 11, 12}D. {7, 8, 9, 10, 11, 12}

amistre64 · Answer

what is the definition of the union of sets?

amistre64 · Answer

i tend to satck the sets, and line up common elements; then use the definitions to determine the operations

amistre64 · Answer

{7, 8, 9, 10}
        {9, 10, 11, 12}
-----------------

union the sets

anonymous · Answer

^

anonymous · Answer

I need help because i don't know this at all.

amistre64 · Answer

this is the help ....

anonymous · Answer

Ohhhh i just looked at your response lol my computer is slow thanks.

amistre64 · Answer

the object is to know what it means to be a union; and it aint B

amistre64 · Answer

explain to me what you think the term "union" is; right or wrong, what is your idea of it?