Do question 9 for 18 points.

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c