There is a large group of people entering the building. After 2 minutes, 55 people have entered the building, so after 30 minutes, how many people have entered the building? А
729 people
B
825 people
с
1,650 people
D
83 people

B, 835 people

Step-by-step explanation:

divide 30 by 2 to get 15

multiple 15 by 55 to get 825

answerthe vertex form

step-by-step explanation:

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