U = {1, 2, 3, 4, 5, 6, 7, 8, 9}

A = {2, 3, 5, 7}

B = {1, 3, 5, 7, 9}

A∪B = { }
A∩B = { }
(A∪B)C = { }
A∩BC = { }

Please Help!!

An angle that measures between 90 and 180° is called a(,

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i