©2010, Dr. Jennifer L. Bell, LaGrange High School, LaGrange, Georgia(MCC9-12.A.SSE.3c; MCC9-12.F.IF.7; MCC9-12.F.IF.7e; MCC9-12.F.IF.8b)

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• The winner who says “BINGO” at the The winner who says “BINGO” at the appropriate time will get a mystery prize!appropriate time will get a mystery prize!

• Anyone acting poorly will be disqualified.Anyone acting poorly will be disqualified.

NumbersNumbers• Place the following numbers in Place the following numbers in

any empty box. These numbers any empty box. These numbers represent answers to exponential represent answers to exponential word problems and equations.word problems and equations.

-29/6, -3/2,1/6, 13/5, -6, -5, -3, -2, -1, 1, 3, 4,

7, 10, 15.57, 23.86, 39.85, 43.15, 49,56.37, 56.68, 62.46, 96.28, 146.42, FREE

1Solve.

52x = 59x + 7

2If you invest $50 in a bank

account that earns 2% annual interest that is

compounded continuously,what would the balance be

after 6 years?

3Solve.

35x – 2 = 27x

4Evaluate if x = 2.

73x-4

5If you invest $25 in a bank

account that earns 12% annual interest that is

compounded semiannually,what would the balance be

after 4 years?

6Where is the horizontal asymptote for this graph?

3( ) 4 2xf x - 5

7Solve.

73x+10 = 1 x

49

8What is the number of

vertically shifted units for this graph? **Use negative for down and positive for up.

y = -5 + 7 12x-4

9If you invest $35 in a bank

account that earns 7% annual interest that is compounded monthly,

what would the balance be after 3 years?

10Where is the horizontal asymptote for this graph?

y = 7x-2 + 4

11Solve.

2

64

14

x

x

12If you invest $40 in a bank account that earns 3.5%

annual interest that is compounded quarterly,

what would the balance be after 10 years?

13If you purchase a new

sofa for $200 four years ago and its value

depreciates 7.5% each year, what is the projected

value?

14Solve.

438 44 xx

15If you purchase a new CD player for $20 three years

ago and its value depreciates 8% each year,

what is the projected value?

16Solve.

4 2 32 3x x 8

17If you invest $55 in a bank

account that earns 7% annual interest that is

compounded daily,what would the balance be

after 8 years?

18What is the y-value of the NEW critical point for this

function?

( ) 2 4xf x

19If you purchase a pair of

diamond earrings in 2005 for $50, what would be their value after 10 years if the

value increases 2.25% each year?

20Solve.

161

643 2x

21Solve.

8(3x - 6) = 8(9x + 23)

22What is the number of unit for the horizontal shift for

this graph? **Use negative for left and positive for

right.

y = 3 – 2. 12x+3

23If you purchase a rare book in 2000 for $15, what would be the value in 2010 if the

value increases 4.75% each year?

24Solve.

930 = 93x