Find the value of x. Round the length to the nearest meter.
a. 405 m
b. 403 m
c. 135 m
d. 85 m

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply