Find two integers whose sum is 19 and product is 90

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

For which rational expression is -2 an excluded value of x

Given: tangent if m 1 = 30° and m = 20°, then m = 10 40 80