Create a set A and B that meet the following conditions: AnB = {4, 7, 12}
A U B = {1, 3, 4, 6, 7, 8, 10, 12, 20}

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

What is f(3) for the quadratic function f(x)= 2x^2+ + x - 12

Rai compares two cable plans from different companies. which equation gives the correct value of mm, the number of months for which plans a and b cost the same?