Let A = (1,0,7),B = (3,−1,2),C = (1,−1,1) and D = (3,0,8) be four points [6] in R3. Find the equations of two lines l1 and l2 such that the lines l1 and l2 are parallel and each of the given points A, B, C, D belongs to one of the two lines.

Can i get some on 18,20,& 22? or one of them

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?

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).