Perform the indicated operation. 2 −3
4 −1
−
−2 7
11 0
=
a b
c d
a = , b = , c = , d =

Question and answers are in the attached picture. you so much in advance.

Find the amount in a continuously compounded account for the given condition. principal: $1000, annual interest rate: 4.8%, time: 2 yr

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00