Robin randomly selects a number between 1 and 20. what is the probability that the number selected is the square of a natural number?

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.