Math, asked by shaistaanty, 8 months ago

If X and Y are two sets such that X has 30 elements and X ∪ Y has 50 elements and X ∩ Y has 8 elements, how many elements does Y have? *

Answers

Answered by spehiamonika

3

you can solve like this

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Attachments:

Answered by emeremnd

0

Answer:

Step-by-step explanation:

X U Y = 50

X ∩ Y = 8

Y - (X U Y) = 20

Y=20

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