If the nth term of a number sequence is n squared+2n find the first 3 terms and the 10th term

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?