Which of the following is a statistical question? a. how tall are you? b. how much do you weigh? c. how tall are the members of the class? d. how tall must you be to ride the roller coaster? i'm in a quiz!

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.