Ira wants to determine the fast food restaurant preferred by the majority of 12-year-olds in his town. Which sample population should he survey to get a random sample? A: every 12-year-old that leaves a particular pizza restaurant in town.

B: every third child enters the junior high school on a particular day.

C: every third 12-year-old that leave the school on a particular day.

Every 12-year-old that and there’s a particular hamburger restaurant in town.

Which graph corresponds to the function f(x) = x2 + 4x – 1?

Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

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