# Math Help - Set Operations

1. ## Set Operations

Find the sets A and B if A-B={1,5,7,8},B-A={2.10}. and A ∩ B={3.6.9}.

2. Originally Posted by ilovemymath
Find the sets A and B if A-B={1,5,7,8},B-A={2.10}. and A ∩ B={3.6.9}.
Hint: $X=(X\setminus Y)\cup(X\cap Y).$