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Homework Statement
Let A = {-1,2,4,7}
Let B = {-2,-1,1}
Find A+B and A*B. (multiply)
Homework Equations
The Attempt at a Solution
Am I right here?
A+B = {-3,-2,0,1,2,3,5,6,8}
A*B = {-14,-8,-7,-4,-2,-1,1,2,4,7}
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