# Essay about Algebra II Unit 8 Reveiw

3399 Words Oct 8th, 2014 17 Pages
Unit 8 Exponential Functions Review Packet

Graph the exponential function.

1.

2.

3. An initial population of 505 quail increases at an annual rate of 23%. Write an exponential function to model the quail population.

4. Write an exponential function for a graph that includes (1, 15) and (0, 6).

5. For an annual rate of change of –31%, find the corresponding growth or decay factor.

6. Graph .

7. The half-life of a certain radioactive material is 85 days. An initial amount of the material has a mass of 801 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 10 days. Round your answer to the nearest thousandth.

8.
ANS:

DIF: L1 REF: 8-1 Exploring Exponential Models OBJ: 8-1.1 Exponential Growth
LOC: NC 2.03, NC 2.03b, NC 2.04, NC 2.04b TOP: 8-1 Example 1
KEY: exponential function,graphing
MSC: NAEP A2h, CAT5.LV21/22.50, CAT5.LV21/22.53, IT.LV17/18.AM, IT.LV17/18.DI, IT.LV17/18.PS, S9.TSK3.DSP, S9.TSK3.PRA, S10.TSK3.DSP, S10.TSK3.PRA, TV.LV21/22.15, TV.LV21/22.17, TV.LV21/22.52, TV.LVALG.53, TV.LVALG.56

3. ANS:

DIF: L1 REF: 8-1 Exploring Exponential Models OBJ: 8-1.1 Exponential Growth
LOC: NC 2.03, NC 2.03b, NC 2.04, NC 2.04b TOP: 8-1 Example 2
KEY: exponential function,growth factor
MSC: NAEP A2h, CAT5.LV21/22.50, CAT5.LV21/22.53, IT.LV17/18.AM, IT.LV17/18.DI, IT.LV17/18.PS, S9.TSK3.DSP, S9.TSK3.PRA, S10.TSK3.DSP, S10.TSK3.PRA, TV.LV21/22.15, TV.LV21/22.17, TV.LV21/22.52, TV.LVALG.53, TV.LVALG.56

4. ANS:

DIF: L1 REF: 8-1 Exploring Exponential Models OBJ: 8-1.1 Exponential Growth
LOC: NC 2.03, NC 2.03b, NC 2.04, NC 2.04b TOP: 8-1 Example 3
KEY: exponential function,growth factor
MSC: NAEP A2h, CAT5.LV21/22.50, CAT5.LV21/22.53, IT.LV17/18.AM, IT.LV17/18.DI, IT.LV17/18.PS, S9.TSK3.DSP, S9.TSK3.PRA, S10.TSK3.DSP, S10.TSK3.PRA, TV.LV21/22.15, TV.LV21/22.17, TV.LV21/22.52, TV.LVALG.53, TV.LVALG.56

5. ANS:
0.69

DIF: L2 REF: 8-1 Exploring Exponential Models OBJ: 8-1.2 Exponential Decay
LOC: NC 2.03, NC 2.03b, NC 2.04, NC 2.04b TOP: 8-1 Example 6
KEY: