Question

Suppose an investment of $2,300 doubles in value every decade. The function gives the value of the investment after x decades. f(x)=2300*2^x How much is the investment worth after 2 decades?

a.$2,355,200
b. $92,000
c. $46,000
d. $9,200

Answer 1

1. no

2. 2,684,354,560 crickets

3. $9,200

4. b

5. 7.5

6.b

Answer 2

f ( x ) = 2,300 * 2^x
After 2 decades: x = 2.
f ( 2 ) = 2,300 * 2 ^2 = 2,300 * 4 = 9,200
Answer:
D ) $9,200