You purchased an antique lamp for $250. The value of the lamp increases by 3.25% each year. Write an exponential model that gives the value y (in dollars) of the lamp t years after you purchased it.

Which point is a solution to the inequality shown in this graph (-3,-3)(3,-1)

What are the exclude value of mn+3m

Anew test for ra is being developed. the test is administered to 750 patients with ra and 750 without ra. for the sake of the question, assume the prevalence of ra in this population is 50%. of the 750 patients with ra, 575 have a positive result. of the 750 patients without ra, 150 have a positive result. what is the positive predictive value of the new test? a575/(575+150) b. 600/(600+ 150) c. 575/(575+125) d. 600/(600+ 125)