An elevator car starts on the second floor of a building 28 feet above the ground. The car rises 3.11 feet every second on its way up to the 11th floor. Assuming the car doesn’t slow down or make any stops, how long will it take the car to reach a height of 85 feet above the ground?

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

Which expression is a perfect cube? a. x8 b. y24 c. m28 d. x64

What is the distance between (5 - 2i) and (8 + i)?