SOLUTION: Let A = {x | x < 5} and B = {x | x ≤ 7}.
Find A U B.
{x | x < 5}
{x | x ≤ 5}
{x | x ≤ 7}
{x | 5 < x ≤ 7}
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Question 824112: Let A = {x | x < 5} and B = {x | x ≤ 7}.
Find A U B.
{x | x < 5}
{x | x ≤ 5}
{x | x ≤ 7}
{x | 5 < x ≤ 7}
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
{x | x < 5}
{x | x ≤ 5}
{x | x ≤ 7}
{x | 5 < x ≤ 7}
Because x is either less than 5 or less than (or equal to) 7. But that's really just the same as saying {x | x ≤ 7}
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