Question

X = {1, 3, 4, 9}
Y = {3, 4, 5, 6, 8}
Z = {0, 2, 7, 9}

How many elements are in (X ∪ Y) ∩ Z ?

Answer 1

9

Answer 2

are u sure

Answer 3

last one The universal set is the set of counting numbers less than or equal to 10.
U = {1,2,3,4,5,6,7,8,9,10}

Set A is the set of numbers that Awesome Ashley likes:
A={2,4,5,8}

Set B is the set that Bashful Betty likes:
B={1,3,6,7,9}

Set C is the set that Curious Carlos likes:
C={1,4,9}

Which of the following values is NOT an element of (~A)∩(B∪C)?

Answer 4

soorry ans is 1

Answer 5

why 1

Answer 6

because 9 is only one element remain

Answer 7

OH OK The universal set is the set of counting numbers less than or equal to 10.
U = {1,2,3,4,5,6,7,8,9,10}

Set A is the set of numbers that Awesome Ashley likes:
A={2,4,5,8}

Set B is the set that Bashful Betty likes:
B={1,3,6,7,9}

Set C is the set that Curious Carlos likes:
C={1,4,9}

Which of the following values is NOT an element of (~A)∩(B∪C)? THIS IS THE LAST ONE I THINK PLEASE

Answer 8

4

Answer 9

its either 6 7 8 or 9

Answer 10

thats the multipule choices @akshay1234

Answer 11

9

Answer 12

thanks

Answer 13

Which of the following relations is NOT also a function?

A. {(-2, 0), (4, 3), (-5, -5), (5, 4), (3, -2), (-1, 1)}
B. {(2, -3), (-4, -2), (-1, -5), (5, -3), (3, 3), (2, -1)}
C. {(-3, -5), (-2, 4), (0, 4), (1, 4), (2, -3), (5, 0)}
D. {(0, 5), (4, -1), (1, 3), (2, -3), (3, 3), (-4, -1)}
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