7.8456 x 10^(-4)
this means you move the decimal place to the left 4 places to get the actual value
Let U = {1, 2, 3, 4, 5, 6, 7), A = {2, 4, 6, 7), and B = {1, 4, 7}. Find the set (A U B)'.
den301095 [7]
Step-by-step explanation:
(A U B) = {1,2, 4, 6, 7}
(A U B)'= U- (A U B) = { 3,5}<------- Answer

substitute the second term in LHS to get

expand the square, 
(
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