In 1987, the population of country a was estimated at 87 million people, with an annual growth rate of 2.7%. the 1987 population of country b was estimated at 243 million with an annual growth rate of 0.6%. assume that both populations are growing exponentially. (round your answers to the nearest whole number.) (a) in what year will country a double its 1987 population?

Someone answer asap for ! max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a. the median of max’s data is 250 b. more than half of the data points max recorded were 177 centimeters. c. a data point chosen at random is as likely to be above the mean as it is to be below the mean. d. every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

State one method by which you can recognize a perfect square trinomial.

Taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor with some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)= 2x+1 g(x)= 2x^2+1