Alg2 May13 exponential functions 4.1

Check ALL of the equations below that are exponential functions

• $f\left(x\right)\ =2^x$

• $f\left(x\right)=x^2$

• $f\left(x\right)=5\left(1.03\right)^x$

• $f\left(x\right)=4\left(\frac{1}{2}\right)^x$

• $f\left(x\right)=2\left(1\right)^x$

Is this graph an expoential growth or decay?

• growth

• decay

• I am not sure

Tags

CCSS.HSF-IF.C.7E

What is the value of a?

• 0

• 2.5

• 1

• 1.25

Tags

CCSS.HSF.LE.A.2

What is the value of b?

• 0

• 1

• 2.5

• 1.25

Tags

CCSS.HSF.LE.A.2

Is this graph an exponential growth or decay?

• growth

• decay

• I am not sure

Tags

CCSS.HSF-IF.C.7E

What is the initial value of this graph?

• 12

• 10

• 8

• 6

Tags

CCSS.HSF-IF.C.7E

Mr. Rogers beginning salary was $40,000. His salary increased at a rate of 9% a year. Answer the following question

Is this a growth or a decay? _________

• growth

• decay

• I am not sure

Tags

CCSS.HSF.BF.A.2

Mr. Rogers beginning salary was $40,000. His salary increased at a rate of 9% a year. Answer the following question:

What is the initial value? ________

• 40000

• 9%

• .09

• 1.09

• 0.91

Tags

CCSS.HSF.LE.B.5

Mr. Rogers beginning salary was $40,000. His salary increased at a rate of 9% a year. Answer the following question:

What is the growth/decay factor? _________

• 9%

• .09

• 1.09

• 0.91

• .90

Tags

CCSS.HSF-LE.A.1C

Mr. Rogers beginning salary was $40,000. His salary increased at a rate of 9% a year. Answer the following question:

What is the growth/ decay rate?_________

• 9%

• .09

• 1.09

• 0.01

• 0.90

Tags

CCSS.HSF-LE.A.1C