Arnold and Sandra invest the same amount of money in two different accounts that pay an interest rate compounded continuously. The amount that Arnold will earn after t years can be modeled by the expression Pe0.08t, and Sandra earns e0.004t times the amount Arnold earned in the same time. What is the interest rate compounded continuously that Sandra's account pays?

$32,660

step-by-step explanation:

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.