Exponential Functions

In an exponential function, what does the 'a' represent?

• Slope

• y-Intercept

• Rate of change

• Common ratio

Tags

CCSS.HSF.LE.B.5

What is 'a' for the function

 $f\left(x\right)=300\left(1.16\right)^x$  ?

• 300

• .16

• 1.16

• x

Tags

CCSS.HSF-IF.C.8B

Is the pictured graph growth, decay, linear, or none?

• Exponential Growth

• Exponential Decay

• Linear

• None

Tags

CCSS.HSF-IF.C.7E

Is the pictured graph growth, decay, linear, or none?

• Growth

• Decay

• Linear

• None

Tags

CCSS.HSF-IF.C.7E

Given the function

 $y=3^x$  
determine the y-intercept.

• (0,1)

• (0,3)

• (0,0)

• There is no y-intercept

Tags

CCSS.HSF-IF.C.7E

What is the starting term for the function

 $f\left(x\right)=45\left(1.12\right)^x$  ?

• 45

• 1.12

• .12

• x

Tags

CCSS.HSF.LE.B.5

Which of the following functions represents an initial amount of $15 and an increase of 35% each year?

• $y=15\left(35\right)^x$

• $y=15\left(0.35\right)^x$

• $y=15\left(1.35\right)^x$

• $y=35\left(1.15\right)^x$

Tags

CCSS.HSF.LE.A.2

Classify the exponential function as growth or decay.

 $f\left(x\right)=1200\left(0.85\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

Classify the function as exponential growth or decay.

 $y=4\left(1.12\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

Which function represents the following situation:

Leah's hair was known to grow very rapidly. It began at a length of 6 inches and grew at a rate of 14% each week.

• $y=6\left(0.14\right)^x$

• $y=6\left(1.14\right)^x$

• $y=14\left(1.06\right)^x$

• $y=14\left(0.06\right)^x$

Tags

CCSS.HSF.LE.A.2