A 9-4 Name________________________________________BDFM?_________Why?____________________________Find the exponential equation.1.Starting value = 100Multiplier = 1.4

2.Starting value = 17Multiplier = .76

3. Starts with 200 and increases 6%.

4. Starts with 100 and increases 60%.

5. Starts with 200 and decreases 6%.

6. Starts with 100 and decreases 60%.

7.x y0 5001 6002 720

8.x y0 7001 6022 517.72

9.x y0 81 62 4.5

10.x y0 181 28.82 46.08

11. 12.

13. 14.

15. A zebra buys a $330,000 house. It’s value appreciates 4% annually. How much is the house worth after 15 years?a. Find the starting value.

b. Find the multiplier.

c. Find the equation.

d. Solve.

16. $ean$way buys a $51,000 car. It’s value depreciates 11% annually. How much is the car worth after 7 years?a. Find the starting value.

b. Find the multiplier.

c. Find the equation.

d. Solve.

17. A colony of 200 bacteria grows exponentially. Its population grows 14.1% each minute. How many bacteria are there after 1 hour?

18. A colony of 1000 bacteria grows exponentially. Its population grows 6.8% each minute. How many bacteria are there after 45 minutes?

19. A $350,000 house depreciates 4.5% annually. How much is the house worth after 10 years?

20. Which is a better option: $1,000,000 up front or start with a penny and double it each day for a month?

21. A paper airplane starts at a height of 200cm. It falls 25cm each second.a. Find the equation

b. Fill in the tableSeconds Height012345

c. Graph d. When will the paper airplane hit the ground?

22. A paper airplane starts at a height of 200cm. It falls 25% each second.a. Find the equation

b. Fill in the tableSeconds Height012345

b. Graph d. When will the paper airplane hit the ground?