19. The line y = 2x + 6 and a line perpendicular to that with a y-intercept of 4 would have a point
of interception at which of the following?
A. (-4, 14)
B. (4, 12)
C. (4,-2)
D.(-4,2)
E. (-4,-2)

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0

2f(x)= x+3 if 4 < x < 8 2x if x 28 2

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)