1pt Mike has $20.00 in a savings account. He decides to add $4.50 to the savings account every week. Which expression represents the amount of money, in dollars, in the savings account after w weeks?
O A. 4.5w – 20
OB. 4.5W + 20
O C. 20w - 4.5
OD. 20w + 4.5

Is there a direction u in which the rate of change of f(x, y)equals=x squared minus 3 xy plus 4 y squaredx2−3xy+4y2 at p(1,2) equals 14? give reasons for your answer. choose the correct answer below. a. no. the given rate of change is smaller than the minimum rate of change. b. no. the given rate of change is larger than the maximum rate of change. c. yes. the given rate of change is larger than the minimum rate of change and smaller than the maximum rate of change.