An object is dropped from the top of a tower with a height of 1210 feet. Neglecting air resistance, the height of the object at time t seconds is given by the polynomial -16t²+1210. Find the height of the object at t = 8 seconds.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?