Amad scientist develops a new memory pill and wishes to test it on a group of 11th grade students. he has a large number of sugar pills manufactured that look and taste exactly like the memory pills. he asks the manufacturer to prepare 50 envelopes, each containing a month's worth of doses of the memory pills, and 50 more envelopes with the same doses of sugar pills.

the manufacturer then randomly labels the 100 envelopes with numbers from 00 to 99 and delivers them to the scientist. it has recorded which numbers go with the real pills, but it doesn't tell him. which of the following adjectives describes this experiment?

a. double-blind
b. explanatory
c. hawthorne
d. blocked
e. multi-factor

Pls i’m dumb as heck i’ll give y’all so many points if that encourages you

The equation shown below represents function f. f(x)= -2x+5 the graph shown below represents function g. which of the following statements is true? a. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is less than the y-intercept of function g. b. over the interval [2, 4], the average rate of change of f is greater than the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. c. over the interval [2, 4], the average rate of change of f is the same as the average rate of change of g. the y-intercept of function f is greater than the y-intercept of function g. d. over the interval [2, 4], the average rate of change of f is less than the average rate of change of g. the y-intercept of function f is the same as the y-intercept of function g.

Which expression is the factorization of x^2+10+21