Question

will fan and medal but need help ASAP!

Answer 1

Find B union D.
B: {-2, -1, 1, 4, 7, 12}
D: {numbers divisible by 3 from 1 to 15}

A) {12}
B) {-2, -1, 1, 3, 4, 7, 12}
C) {-2, -1, 1, 3, 4, 6, 7, 9, 12, 15}
D) { }

Answer 2

B union D is the elements which are present in D ( required ) should also be present in B

So option A

Answer 3

thanks can you help me wit a couple more

Answer 4

pleasure :) and sure!

Answer 5

If W = {positive integers} and subset Z = {positive integers divisible by 5}, what is Z'?

{1, 2, 3, 4, ...}
{ }
{5, 10, 15, 20, ...}
{1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 16, ...}

Answer 6

option C satisfy the condition

Answer 7

Find A intersection B.
A: {2, 4, 6, 8, 10, 12}
B: {-2, -1, 2, 4, 7, 11}

{-2, -1, 2, 4, 6, 7, 8, 10, 11, 12}
{1, 4, 7, 11}
{2, 4}
{ }

Answer 8

option {2, 4}

Answer 9

The set O represents the minimum temperatures, in degrees Fahrenheit, recorded in the city of Orlando in a year:

O = {49, 50, 50, 55, 56, 60, 65, 65, 70, 71, 72, 72}

The set T represents the minimum temperatures, in degrees Fahrenheit, recorded in the city of Tampa in a year:

T = {52, 54, 55, 59, 59, 61, 62, 68, 68, 70, 74, 75}

How many elements are in the set O ∪ T?

2
5
17
24

Answer 10

Hope this the last one...

Answer 11

trying finding out how many elements are common between both

Answer 12

here 55 and 70 is present in both so option 1

Answer 13

I still have 2 more you think you can help? there are 3 more question left. Those are the only ones I don't really understand.

Answer 14

2 more....okay! go on

Answer 15

If U = {moms and dads attending an open house at their child's school} and subset M = {moms attending the open house}, what does M' represent?

{students attending the open house}
{dads attending the open house}
{moms who are also teachers at the open house}
None of the above

Answer 16

ohk... so i think m' = no mom attending an open house
None of the above... what you think??

Answer 17

I think that its none of the above

Answer 18

yeah right.... That seems correct!!! *Genius*

Answer 19

Find C intersection D.
C: {2, 4, 6, 8, 10, 12}
D: {numbers divisible by 3 from 1 to 12}

{6, 12}
{2, 3, 4, 6, 8, 9, 10, 12}
{3, 6, 9, 12}
{ }

Answer 20

this is the last one thank you so much for helping me!!

Answer 21

option A {6, 12}
And it was pleasure helping you ;) Anytime......
Have a great day

Answer 22

thank you soooo much!!!!!!!!

Answer 23

Lol thats fine.... And you are welcome