Sydney applied the steps below to find the product of (3.1)(–1.6). step 1: (3.1)(–1.6) = (–1.6)(3.1) step 2:                                     = step 3:                                     = (–4.8) + (–0.16) step 4:                                     = –4.96 which expression correctly fills in the blank in step 2? (1.6)(3) – (1.6)(0.1) (–1)(3) + (–0.6)(0.1) (1)(3) – (0.6)(0.1) (–1.6)(3) + (–1.6)(0.1)

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

Select the number of ways in which a line and a circle can intersect

Mr. zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years