Who has gotten a score on a cumulative exam? if so, what was the score?

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

b. 153 students do not participate in sports and seventy-five 12th graders were surveyed

correct answer is c. just did it

step-by-step explanation:

except if the answer is in the value of money, then, it will matter. it will have to be $0.40, but i can tell this is not a money question, so .4 should be the right one.