Find a u b. a){3,7}b){3,5,6,7}c){2,3,5,7,8,9,12 }d){3,5,6,7,8,11,12}

{3,5,6,7}

Step-by-step explanation:

We need only to pick numbers from 2 sums, A and B, together

{3,5,6,7,8,11,12}.

Step-by-step explanation:

 To find the union of two sets, combine the elements of both sets.

step-by-step explanation:

the answer is 1 becuz if it were 1.0 that would rip apart the entire so ya. : )

~potato.

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