Gavin has an outstanding balance of $4620 on his credit card at the beginning of May. The interest rate charged on the credit card is 21% p. a.
(d) In May Gavin repays $1900 and makes purchases of $385. Calculate the
outstanding balance on Gavin's credit card at the end of May.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

Ascientist studied a population of workers to determine whether verbal praise and/or tangible rewards affect employee productivity. in the study, some workers were offered verbal praise, some were offered tangible rewards (gift cards, presents, and some were offered neither. the productivity of each participant was measured throughout the study by recording the number of daily tasks completed by each employee. which inference might the scientists make based on the given information? a.) the number of daily tasks completed by each employee may influence the dependent variable, which is whether the employee receives verbal praise, tangible rewards, or neither. b.) verbal praise and/or tangible rewards may influence the independent variable, which is the number of daily tasks completed by each employee. c.) verbal praise and/or tangible rewards may influence the dependent variable, which is the number of daily tasks completed by each employee. d.) the dependent variables, which are verbal praise and tangible rewards, may influence the number of daily tasks completed by each employee.

Graph the following piecewise function.