Exponential Function Notation

Evaluate f(0).

• 3.7

• 1

• 0

• 2.14

Tags

TEKS.MATH.P.9B

y = 2^{x-2
Evaluate when x = 5}

• 32

• 30

• 8

• 6

Tags

TEKS.MATH.P.9B

y = 4^x
Evaluate when x = 3

• -64

• 1/64

• 64

• -1/64

Tags

TEKS.MATH.P.9B

y = 12^x
Evaluate when x = -2

• 1/144

• 1/24

• -144

• -24

Tags

TEKS.MATH.P.9B

There were 417 cell phones sold at an electronics store in January. Since then, cell phone sales at this store have increased at a rate of 3.75% per month. At this rate of growth, which function can be used to determine the monthly cell phone sales x months after January?

Tags

TEKS.MATH.A.9C

What is the equation of the graph shown, and what is the y-intercept?

• y = 1⁄3 (3)^x ; a = 1⁄3

• y = 1⁄3 (3)^x ; a = 3

• y = 3 (1/3)^x ; a = 1⁄3

• y = 3 (1/3)^x ; a = 3

Tags

TEKS.MATH.A.9C

What is the equation of the graph shown, and what is the y-intercept?

• y = 1⁄3 (3)^x ; (0, 1⁄3)

• y = 1⁄3 (3)^x ; (0, 3)

• y = 3 (1/3)^x ; (0, 1⁄3)

• y = 3 (1/3)^x ; (0,3)

Tags

TEKS.MATH.A.9C

A shipping company started with 40 employees. The number of employees in the shipping company increases at a rate of 7.5% each year. What function can be used to model the number of employees, f(x), in the shipping company after x years?

Tags

TEKS.MATH.A.9C

• 
• 
• 
• 

Tags

TEKS.MATH.A.9D

TEKS.MATH.P.2F

TEKS.MATH.P.2G

TEKS.MATH.2A.2A

TEKS.MATH.2A.5A

A sample of a substance with an initial mass of 963 grams is decaying at a rate of 27% per hour.

Create a function that can be used to find y, the mass of the substance in grams remaining after x hours.

Enter your answer in the space provided.

Mathematical Equivalence

ON

Tags

A1.5.9.C