Given the following definitions: u = {1, 2, 3, 4, 5, 6, 7} a = {1, 2, 4, 5} b = {1, 3, 5, 7} how many elements are in a' ∪ b ?

Select the sequences that are geometric.

Asap (i need to finish this quick) graph complete the sequence of transformations that produces △x'y'z' from △xyz. a clockwise rotation ° about the origin followed by a translation units to the right and 6 units down produces δx'y'z' from δxyz.

Examine this system of equations. what integer should the second equation be multiplied by so that when the two equations are added together, the x term is eliminated? 3/4x+1/7y=6 1/8x-3/5y=16