Exponential Functions

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth
• Linear
• Exponential Decay
• None of the Abovee

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

What is the x-intercept of the exponential function? 

• (0,1)
• (0,0)
• There is not one

Is the graph linear, exponential or neither?

• Linear
• Exponential
• Neither

Is the graph linear, exponential, or neither?

• Linear

• Exponential

• Neither

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

• Slope

• Rate of change

• Y-intercept

• Multiplier

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

• Slope

• Rate of change

• Y-intercept

• Multiplier

In the equation, y = mx + b, the letter b is the ___________.

• y-intercept
• x-intercept
• slope
• rate of change

Which form represents slope-intercept form?

• $y=bx+m$

• $Ax+By=C$

• $y_2-y_1=m\left(x_2-x_1\right)$

• $y=mx+b$