19. In the sequence: 2, 11, 47, 191, ; each term after the first term is obtained by multiplying the preceding term by 'm' and then adding n. What is the value of n? I’ll mark you brainliest and give you 76 points!

Suppose there are 10 five and six-year-old attending a birthday party. when a 30 year old mother walks into the room with an infant in her arms, what happens to the mean age in the room? what happens to the standard deviation of ages in the room? a. the mean and standard deviation of both change. b. the meaning will change, but the standard deviation will stay approximately the same. c. i mean will stay approximately the same, but the standard deviation will change. d. the mean and standard deviation will both stay approximately the same.

Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?