the value of jon's stock portfolio is given by the function v(t)50+77t+3t^2 where v is the value of the portfolio in hundreds of dollar's and t is the time in months. how much money did jon start with? What is the minimum value of jons portfolio?

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

Multiply. write your answer in simplest form. 3/8 x 5/7

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours